import UBI python3.11-3.11.5-1.el9_3
This commit is contained in:
parent
ff45bb70c5
commit
70f00a65d2
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.gitignore
vendored
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.gitignore
vendored
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SOURCES/Python-3.11.2.tar.xz
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SOURCES/Python-3.11.5.tar.xz
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@ -1 +1 @@
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ae1c199ecb7a969588b15354e19e7b60cb65d1b9 SOURCES/Python-3.11.2.tar.xz
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b13ec58fa6ebf5b0f7178555c5506e135cb7d785 SOURCES/Python-3.11.5.tar.xz
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251
SOURCES/00397-tarfile-filter.patch
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251
SOURCES/00397-tarfile-filter.patch
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From 8b70605b594b3831331a9340ba764ff751871612 Mon Sep 17 00:00:00 2001
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From: Petr Viktorin <encukou@gmail.com>
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Date: Mon, 6 Mar 2023 17:24:24 +0100
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Subject: [PATCH] CVE-2007-4559, PEP-706: Add filters for tarfile extraction
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(downstream)
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Add and test RHEL-specific ways of configuring the default behavior: environment
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variable and config file.
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---
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Lib/tarfile.py | 42 +++++++++++++
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Lib/test/test_shutil.py | 3 +-
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Lib/test/test_tarfile.py | 128 ++++++++++++++++++++++++++++++++++++++-
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3 files changed, 169 insertions(+), 4 deletions(-)
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diff --git a/Lib/tarfile.py b/Lib/tarfile.py
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index 130b5e0..3b7d8d5 100755
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--- a/Lib/tarfile.py
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+++ b/Lib/tarfile.py
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@@ -72,6 +72,13 @@ __all__ = ["TarFile", "TarInfo", "is_tarfile", "TarError", "ReadError",
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"ENCODING", "USTAR_FORMAT", "GNU_FORMAT", "PAX_FORMAT",
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"DEFAULT_FORMAT", "open"]
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+# If true, use the safer (but backwards-incompatible) 'tar' extraction filter,
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+# rather than 'fully_trusted', by default.
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+# The emitted warning is changed to match.
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+_RH_SAFER_DEFAULT = True
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+
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+# System-wide configuration file
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+_CONFIG_FILENAME = '/etc/python/tarfile.cfg'
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#---------------------------------------------------------
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# tar constants
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@@ -2211,6 +2218,41 @@ class TarFile(object):
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if filter is None:
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filter = self.extraction_filter
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if filter is None:
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+ name = os.environ.get('PYTHON_TARFILE_EXTRACTION_FILTER')
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+ if name is None:
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+ try:
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+ file = bltn_open(_CONFIG_FILENAME)
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+ except FileNotFoundError:
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+ pass
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+ else:
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+ import configparser
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+ conf = configparser.ConfigParser(
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+ interpolation=None,
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+ comment_prefixes=('#', ),
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+ )
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+ with file:
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+ conf.read_file(file)
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+ name = conf.get('tarfile',
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+ 'PYTHON_TARFILE_EXTRACTION_FILTER',
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+ fallback='')
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+ if name:
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+ try:
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+ filter = _NAMED_FILTERS[name]
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+ except KeyError:
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+ raise ValueError(f"filter {filter!r} not found") from None
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+ self.extraction_filter = filter
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+ return filter
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+ if _RH_SAFER_DEFAULT:
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+ warnings.warn(
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+ 'The default behavior of tarfile extraction has been '
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+ + 'changed to disallow common exploits '
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+ + '(including CVE-2007-4559). '
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+ + 'By default, absolute/parent paths are disallowed '
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+ + 'and some mode bits are cleared. '
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+ + 'See https://access.redhat.com/articles/7004769 '
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+ + 'for more details.',
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+ RuntimeWarning)
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+ return tar_filter
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return fully_trusted_filter
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if isinstance(filter, str):
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raise TypeError(
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diff --git a/Lib/test/test_shutil.py b/Lib/test/test_shutil.py
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index 9bf4145..f247b82 100644
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--- a/Lib/test/test_shutil.py
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+++ b/Lib/test/test_shutil.py
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@@ -1665,7 +1665,8 @@ class TestArchives(BaseTest, unittest.TestCase):
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def check_unpack_tarball(self, format):
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self.check_unpack_archive(format, filter='fully_trusted')
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self.check_unpack_archive(format, filter='data')
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- with warnings_helper.check_no_warnings(self):
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+ with warnings_helper.check_warnings(
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+ ('.*CVE-2007-4559', RuntimeWarning)):
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self.check_unpack_archive(format)
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def test_unpack_archive_tar(self):
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diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
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index cdea033..4724285 100644
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--- a/Lib/test/test_tarfile.py
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+++ b/Lib/test/test_tarfile.py
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@@ -2,7 +2,7 @@ import sys
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import os
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import io
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from hashlib import sha256
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-from contextlib import contextmanager
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+from contextlib import contextmanager, ExitStack
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from random import Random
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import pathlib
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import shutil
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@@ -2999,7 +2999,11 @@ class NoneInfoExtractTests(ReadTest):
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tar = tarfile.open(tarname, mode='r', encoding="iso8859-1")
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cls.control_dir = pathlib.Path(TEMPDIR) / "extractall_ctrl"
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tar.errorlevel = 0
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- tar.extractall(cls.control_dir, filter=cls.extraction_filter)
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+ with ExitStack() as cm:
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+ if cls.extraction_filter is None:
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+ cm.enter_context(warnings.catch_warnings())
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+ warnings.simplefilter(action="ignore", category=RuntimeWarning)
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+ tar.extractall(cls.control_dir, filter=cls.extraction_filter)
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tar.close()
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cls.control_paths = set(
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p.relative_to(cls.control_dir)
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@@ -3674,7 +3678,8 @@ class TestExtractionFilters(unittest.TestCase):
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"""Ensure the default filter does not warn (like in 3.12)"""
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with ArchiveMaker() as arc:
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arc.add('foo')
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- with warnings_helper.check_no_warnings(self):
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+ with warnings_helper.check_warnings(
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+ ('.*CVE-2007-4559', RuntimeWarning)):
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with self.check_context(arc.open(), None):
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self.expect_file('foo')
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@@ -3844,6 +3849,123 @@ class TestExtractionFilters(unittest.TestCase):
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self.expect_exception(TypeError) # errorlevel is not int
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+ @contextmanager
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+ def rh_config_context(self, config_lines=None):
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+ """Set up for testing various ways of overriding the default filter
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+
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+ return a triple with:
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+ - temporary directory
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+ - EnvironmentVarGuard()
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+ - a test archive for use with check_* methods below
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+
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+ If config_lines is given, write them to the config file. Otherwise
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+ the config file is missing.
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+ """
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+ tempdir = pathlib.Path(TEMPDIR) / 'tmp'
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+ configfile = tempdir / 'tarfile.cfg'
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+ with ArchiveMaker() as arc:
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+ arc.add('good')
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+ arc.add('ugly', symlink_to='/etc/passwd')
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+ arc.add('../bad')
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+ with (
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+ os_helper.temp_dir(tempdir),
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+ support.swap_attr(tarfile, '_CONFIG_FILENAME', str(configfile)),
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+ os_helper.EnvironmentVarGuard() as env,
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+ arc.open() as tar,
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+ ):
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+ if config_lines is not None:
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+ with configfile.open('w') as f:
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+ for line in config_lines:
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+ print(line, file=f)
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+ yield tempdir, env, tar
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+
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+ def check_rh_default_behavior(self, tar, tempdir):
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+ """Check RH default: warn and refuse to extract dangerous files."""
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+ with (
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+ warnings_helper.check_warnings(
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+ ('.*CVE-2007-4559', RuntimeWarning)),
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+ self.assertRaises(tarfile.OutsideDestinationError),
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+ ):
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+ tar.extractall(tempdir / 'outdir')
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+
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+ def check_trusted_default(self, tar, tempdir):
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+ """Check 'fully_trusted' is configured as the default filter."""
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+ with (
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+ warnings_helper.check_no_warnings(self),
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+ ):
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+ tar.extractall(tempdir / 'outdir')
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+ self.assertTrue((tempdir / 'outdir/good').exists())
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+ self.assertEqual((tempdir / 'outdir/ugly').readlink(),
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+ pathlib.Path('/etc/passwd'))
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+ self.assertTrue((tempdir / 'bad').exists())
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+
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+ def test_rh_default_no_conf(self):
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+ with self.rh_config_context() as (tempdir, env, tar):
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+ self.check_rh_default_behavior(tar, tempdir)
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+
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+ def test_rh_default_from_file(self):
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+ lines = ['[tarfile]', 'PYTHON_TARFILE_EXTRACTION_FILTER=fully_trusted']
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+ with self.rh_config_context(lines) as (tempdir, env, tar):
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+ self.check_trusted_default(tar, tempdir)
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+
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+ def test_rh_empty_config_file(self):
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+ """Empty config file -> default behavior"""
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+ lines = []
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+ with self.rh_config_context(lines) as (tempdir, env, tar):
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+ self.check_rh_default_behavior(tar, tempdir)
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+
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+ def test_empty_config_section(self):
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+ """Empty section in config file -> default behavior"""
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+ lines = ['[tarfile]']
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+ with self.rh_config_context(lines) as (tempdir, env, tar):
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+ self.check_rh_default_behavior(tar, tempdir)
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+
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+ def test_rh_default_empty_config_option(self):
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+ """Empty option value in config file -> default behavior"""
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+ lines = ['[tarfile]', 'PYTHON_TARFILE_EXTRACTION_FILTER=']
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+ with self.rh_config_context(lines) as (tempdir, env, tar):
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+ self.check_rh_default_behavior(tar, tempdir)
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+
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+ def test_bad_config_option(self):
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+ """Bad option value in config file -> ValueError"""
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+ lines = ['[tarfile]', 'PYTHON_TARFILE_EXTRACTION_FILTER=unknown!']
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+ with self.rh_config_context(lines) as (tempdir, env, tar):
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+ with self.assertRaises(ValueError):
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+ tar.extractall(tempdir / 'outdir')
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+
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+ def test_default_from_envvar(self):
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+ with self.rh_config_context() as (tempdir, env, tar):
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+ env['PYTHON_TARFILE_EXTRACTION_FILTER'] = 'fully_trusted'
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+ self.check_trusted_default(tar, tempdir)
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+
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+ def test_empty_envvar(self):
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+ """Empty env variable -> default behavior"""
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+ with self.rh_config_context() as (tempdir, env, tar):
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+ env['PYTHON_TARFILE_EXTRACTION_FILTER'] = ''
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+ self.check_rh_default_behavior(tar, tempdir)
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+
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+ def test_bad_envvar(self):
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+ with self.rh_config_context() as (tempdir, env, tar):
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+ env['PYTHON_TARFILE_EXTRACTION_FILTER'] = 'unknown!'
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+ with self.assertRaises(ValueError):
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+ tar.extractall(tempdir / 'outdir')
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+
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+ def test_envvar_overrides_file(self):
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+ lines = ['[tarfile]', 'PYTHON_TARFILE_EXTRACTION_FILTER=data']
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+ with self.rh_config_context(lines) as (tempdir, env, tar):
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+ env['PYTHON_TARFILE_EXTRACTION_FILTER'] = 'fully_trusted'
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+ self.check_trusted_default(tar, tempdir)
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+
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+ def test_monkeypatch_overrides_envvar(self):
|
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+ with self.rh_config_context(None) as (tempdir, env, tar):
|
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+ env['PYTHON_TARFILE_EXTRACTION_FILTER'] = 'data'
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+ with support.swap_attr(
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+ tarfile.TarFile, 'extraction_filter',
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+ staticmethod(tarfile.fully_trusted_filter)
|
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+ ):
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+ self.check_trusted_default(tar, tempdir)
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+
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+
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def setUpModule():
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os_helper.unlink(TEMPDIR)
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os.makedirs(TEMPDIR)
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--
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2.41.0
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|
@ -1,229 +0,0 @@
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: "Miss Islington (bot)"
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<31488909+miss-islington@users.noreply.github.com>
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Date: Wed, 17 May 2023 14:41:25 -0700
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Subject: [PATCH] 00399: CVE-2023-24329
|
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|
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* gh-102153: Start stripping C0 control and space chars in `urlsplit` (GH-102508)
|
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`urllib.parse.urlsplit` has already been respecting the WHATWG spec a bit GH-25595.
|
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|
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This adds more sanitizing to respect the "Remove any leading C0 control or space from input" [rule](https://url.spec.whatwg.org/GH-url-parsing:~:text=Remove%20any%20leading%20and%20trailing%20C0%20control%20or%20space%20from%20input.) in response to [CVE-2023-24329](https://nvd.nist.gov/vuln/detail/CVE-2023-24329).
|
||||
|
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---------
|
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|
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(cherry picked from commit 2f630e1ce18ad2e07428296532a68b11dc66ad10)
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|
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Co-authored-by: Illia Volochii <illia.volochii@gmail.com>
|
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Co-authored-by: Gregory P. Smith [Google] <greg@krypto.org>
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---
|
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Doc/library/urllib.parse.rst | 46 +++++++++++++-
|
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Lib/test/test_urlparse.py | 61 ++++++++++++++++++-
|
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Lib/urllib/parse.py | 12 ++++
|
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...-03-07-20-59-17.gh-issue-102153.14CLSZ.rst | 3 +
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4 files changed, 119 insertions(+), 3 deletions(-)
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create mode 100644 Misc/NEWS.d/next/Security/2023-03-07-20-59-17.gh-issue-102153.14CLSZ.rst
|
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|
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diff --git a/Doc/library/urllib.parse.rst b/Doc/library/urllib.parse.rst
|
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index 96b3965107..a326e82e30 100644
|
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--- a/Doc/library/urllib.parse.rst
|
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+++ b/Doc/library/urllib.parse.rst
|
||||
@@ -159,6 +159,10 @@ or on combining URL components into a URL string.
|
||||
ParseResult(scheme='http', netloc='www.cwi.nl:80', path='/%7Eguido/Python.html',
|
||||
params='', query='', fragment='')
|
||||
|
||||
+ .. warning::
|
||||
+
|
||||
+ :func:`urlparse` does not perform validation. See :ref:`URL parsing
|
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+ security <url-parsing-security>` for details.
|
||||
|
||||
.. versionchanged:: 3.2
|
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Added IPv6 URL parsing capabilities.
|
||||
@@ -324,8 +328,14 @@ or on combining URL components into a URL string.
|
||||
``#``, ``@``, or ``:`` will raise a :exc:`ValueError`. If the URL is
|
||||
decomposed before parsing, no error will be raised.
|
||||
|
||||
- Following the `WHATWG spec`_ that updates RFC 3986, ASCII newline
|
||||
- ``\n``, ``\r`` and tab ``\t`` characters are stripped from the URL.
|
||||
+ Following some of the `WHATWG spec`_ that updates RFC 3986, leading C0
|
||||
+ control and space characters are stripped from the URL. ``\n``,
|
||||
+ ``\r`` and tab ``\t`` characters are removed from the URL at any position.
|
||||
+
|
||||
+ .. warning::
|
||||
+
|
||||
+ :func:`urlsplit` does not perform validation. See :ref:`URL parsing
|
||||
+ security <url-parsing-security>` for details.
|
||||
|
||||
.. versionchanged:: 3.6
|
||||
Out-of-range port numbers now raise :exc:`ValueError`, instead of
|
||||
@@ -338,6 +348,9 @@ or on combining URL components into a URL string.
|
||||
.. versionchanged:: 3.10
|
||||
ASCII newline and tab characters are stripped from the URL.
|
||||
|
||||
+ .. versionchanged:: 3.11.4
|
||||
+ Leading WHATWG C0 control and space characters are stripped from the URL.
|
||||
+
|
||||
.. _WHATWG spec: https://url.spec.whatwg.org/#concept-basic-url-parser
|
||||
|
||||
.. function:: urlunsplit(parts)
|
||||
@@ -414,6 +427,35 @@ or on combining URL components into a URL string.
|
||||
or ``scheme://host/path``). If *url* is not a wrapped URL, it is returned
|
||||
without changes.
|
||||
|
||||
+.. _url-parsing-security:
|
||||
+
|
||||
+URL parsing security
|
||||
+--------------------
|
||||
+
|
||||
+The :func:`urlsplit` and :func:`urlparse` APIs do not perform **validation** of
|
||||
+inputs. They may not raise errors on inputs that other applications consider
|
||||
+invalid. They may also succeed on some inputs that might not be considered
|
||||
+URLs elsewhere. Their purpose is for practical functionality rather than
|
||||
+purity.
|
||||
+
|
||||
+Instead of raising an exception on unusual input, they may instead return some
|
||||
+component parts as empty strings. Or components may contain more than perhaps
|
||||
+they should.
|
||||
+
|
||||
+We recommend that users of these APIs where the values may be used anywhere
|
||||
+with security implications code defensively. Do some verification within your
|
||||
+code before trusting a returned component part. Does that ``scheme`` make
|
||||
+sense? Is that a sensible ``path``? Is there anything strange about that
|
||||
+``hostname``? etc.
|
||||
+
|
||||
+What constitutes a URL is not universally well defined. Different applications
|
||||
+have different needs and desired constraints. For instance the living `WHATWG
|
||||
+spec`_ describes what user facing web clients such as a web browser require.
|
||||
+While :rfc:`3986` is more general. These functions incorporate some aspects of
|
||||
+both, but cannot be claimed compliant with either. The APIs and existing user
|
||||
+code with expectations on specific behaviors predate both standards leading us
|
||||
+to be very cautious about making API behavior changes.
|
||||
+
|
||||
.. _parsing-ascii-encoded-bytes:
|
||||
|
||||
Parsing ASCII Encoded Bytes
|
||||
diff --git a/Lib/test/test_urlparse.py b/Lib/test/test_urlparse.py
|
||||
index b426110723..40f13d631c 100644
|
||||
--- a/Lib/test/test_urlparse.py
|
||||
+++ b/Lib/test/test_urlparse.py
|
||||
@@ -649,6 +649,65 @@ def test_urlsplit_remove_unsafe_bytes(self):
|
||||
self.assertEqual(p.scheme, "http")
|
||||
self.assertEqual(p.geturl(), "http://www.python.org/javascript:alert('msg')/?query=something#fragment")
|
||||
|
||||
+ def test_urlsplit_strip_url(self):
|
||||
+ noise = bytes(range(0, 0x20 + 1))
|
||||
+ base_url = "http://User:Pass@www.python.org:080/doc/?query=yes#frag"
|
||||
+
|
||||
+ url = noise.decode("utf-8") + base_url
|
||||
+ p = urllib.parse.urlsplit(url)
|
||||
+ self.assertEqual(p.scheme, "http")
|
||||
+ self.assertEqual(p.netloc, "User:Pass@www.python.org:080")
|
||||
+ self.assertEqual(p.path, "/doc/")
|
||||
+ self.assertEqual(p.query, "query=yes")
|
||||
+ self.assertEqual(p.fragment, "frag")
|
||||
+ self.assertEqual(p.username, "User")
|
||||
+ self.assertEqual(p.password, "Pass")
|
||||
+ self.assertEqual(p.hostname, "www.python.org")
|
||||
+ self.assertEqual(p.port, 80)
|
||||
+ self.assertEqual(p.geturl(), base_url)
|
||||
+
|
||||
+ url = noise + base_url.encode("utf-8")
|
||||
+ p = urllib.parse.urlsplit(url)
|
||||
+ self.assertEqual(p.scheme, b"http")
|
||||
+ self.assertEqual(p.netloc, b"User:Pass@www.python.org:080")
|
||||
+ self.assertEqual(p.path, b"/doc/")
|
||||
+ self.assertEqual(p.query, b"query=yes")
|
||||
+ self.assertEqual(p.fragment, b"frag")
|
||||
+ self.assertEqual(p.username, b"User")
|
||||
+ self.assertEqual(p.password, b"Pass")
|
||||
+ self.assertEqual(p.hostname, b"www.python.org")
|
||||
+ self.assertEqual(p.port, 80)
|
||||
+ self.assertEqual(p.geturl(), base_url.encode("utf-8"))
|
||||
+
|
||||
+ # Test that trailing space is preserved as some applications rely on
|
||||
+ # this within query strings.
|
||||
+ query_spaces_url = "https://www.python.org:88/doc/?query= "
|
||||
+ p = urllib.parse.urlsplit(noise.decode("utf-8") + query_spaces_url)
|
||||
+ self.assertEqual(p.scheme, "https")
|
||||
+ self.assertEqual(p.netloc, "www.python.org:88")
|
||||
+ self.assertEqual(p.path, "/doc/")
|
||||
+ self.assertEqual(p.query, "query= ")
|
||||
+ self.assertEqual(p.port, 88)
|
||||
+ self.assertEqual(p.geturl(), query_spaces_url)
|
||||
+
|
||||
+ p = urllib.parse.urlsplit("www.pypi.org ")
|
||||
+ # That "hostname" gets considered a "path" due to the
|
||||
+ # trailing space and our existing logic... YUCK...
|
||||
+ # and re-assembles via geturl aka unurlsplit into the original.
|
||||
+ # django.core.validators.URLValidator (at least through v3.2) relies on
|
||||
+ # this, for better or worse, to catch it in a ValidationError via its
|
||||
+ # regular expressions.
|
||||
+ # Here we test the basic round trip concept of such a trailing space.
|
||||
+ self.assertEqual(urllib.parse.urlunsplit(p), "www.pypi.org ")
|
||||
+
|
||||
+ # with scheme as cache-key
|
||||
+ url = "//www.python.org/"
|
||||
+ scheme = noise.decode("utf-8") + "https" + noise.decode("utf-8")
|
||||
+ for _ in range(2):
|
||||
+ p = urllib.parse.urlsplit(url, scheme=scheme)
|
||||
+ self.assertEqual(p.scheme, "https")
|
||||
+ self.assertEqual(p.geturl(), "https://www.python.org/")
|
||||
+
|
||||
def test_attributes_bad_port(self):
|
||||
"""Check handling of invalid ports."""
|
||||
for bytes in (False, True):
|
||||
@@ -656,7 +715,7 @@ def test_attributes_bad_port(self):
|
||||
for port in ("foo", "1.5", "-1", "0x10", "-0", "1_1", " 1", "1 ", "६"):
|
||||
with self.subTest(bytes=bytes, parse=parse, port=port):
|
||||
netloc = "www.example.net:" + port
|
||||
- url = "http://" + netloc
|
||||
+ url = "http://" + netloc + "/"
|
||||
if bytes:
|
||||
if netloc.isascii() and port.isascii():
|
||||
netloc = netloc.encode("ascii")
|
||||
diff --git a/Lib/urllib/parse.py b/Lib/urllib/parse.py
|
||||
index 69631cbb81..4f06fd509e 100644
|
||||
--- a/Lib/urllib/parse.py
|
||||
+++ b/Lib/urllib/parse.py
|
||||
@@ -25,6 +25,10 @@
|
||||
scenarios for parsing, and for backward compatibility purposes, some
|
||||
parsing quirks from older RFCs are retained. The testcases in
|
||||
test_urlparse.py provides a good indicator of parsing behavior.
|
||||
+
|
||||
+The WHATWG URL Parser spec should also be considered. We are not compliant with
|
||||
+it either due to existing user code API behavior expectations (Hyrum's Law).
|
||||
+It serves as a useful guide when making changes.
|
||||
"""
|
||||
|
||||
from collections import namedtuple
|
||||
@@ -79,6 +83,10 @@
|
||||
'0123456789'
|
||||
'+-.')
|
||||
|
||||
+# Leading and trailing C0 control and space to be stripped per WHATWG spec.
|
||||
+# == "".join([chr(i) for i in range(0, 0x20 + 1)])
|
||||
+_WHATWG_C0_CONTROL_OR_SPACE = '\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f '
|
||||
+
|
||||
# Unsafe bytes to be removed per WHATWG spec
|
||||
_UNSAFE_URL_BYTES_TO_REMOVE = ['\t', '\r', '\n']
|
||||
|
||||
@@ -452,6 +460,10 @@ def urlsplit(url, scheme='', allow_fragments=True):
|
||||
"""
|
||||
|
||||
url, scheme, _coerce_result = _coerce_args(url, scheme)
|
||||
+ # Only lstrip url as some applications rely on preserving trailing space.
|
||||
+ # (https://url.spec.whatwg.org/#concept-basic-url-parser would strip both)
|
||||
+ url = url.lstrip(_WHATWG_C0_CONTROL_OR_SPACE)
|
||||
+ scheme = scheme.strip(_WHATWG_C0_CONTROL_OR_SPACE)
|
||||
|
||||
for b in _UNSAFE_URL_BYTES_TO_REMOVE:
|
||||
url = url.replace(b, "")
|
||||
diff --git a/Misc/NEWS.d/next/Security/2023-03-07-20-59-17.gh-issue-102153.14CLSZ.rst b/Misc/NEWS.d/next/Security/2023-03-07-20-59-17.gh-issue-102153.14CLSZ.rst
|
||||
new file mode 100644
|
||||
index 0000000000..e57ac4ed3a
|
||||
--- /dev/null
|
||||
+++ b/Misc/NEWS.d/next/Security/2023-03-07-20-59-17.gh-issue-102153.14CLSZ.rst
|
||||
@@ -0,0 +1,3 @@
|
||||
+:func:`urllib.parse.urlsplit` now strips leading C0 control and space
|
||||
+characters following the specification for URLs defined by WHATWG in
|
||||
+response to CVE-2023-24329. Patch by Illia Volochii.
|
@ -1,608 +0,0 @@
|
||||
From 2aeba0764c385241032068b32a5e89a1ec289af7 Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?=C5=81ukasz=20Langa?= <lukasz@langa.pl>
|
||||
Date: Tue, 22 Aug 2023 19:53:19 +0200
|
||||
Subject: [PATCH 1/3] gh-108310: Fix CVE-2023-40217: Check for & avoid the ssl
|
||||
pre-close flaw (#108317)
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
gh-108310: Fix CVE-2023-40217: Check for & avoid the ssl pre-close flaw
|
||||
|
||||
Instances of `ssl.SSLSocket` were vulnerable to a bypass of the TLS handshake
|
||||
and included protections (like certificate verification) and treating sent
|
||||
unencrypted data as if it were post-handshake TLS encrypted data.
|
||||
|
||||
The vulnerability is caused when a socket is connected, data is sent by the
|
||||
malicious peer and stored in a buffer, and then the malicious peer closes the
|
||||
socket within a small timing window before the other peers’ TLS handshake can
|
||||
begin. After this sequence of events the closed socket will not immediately
|
||||
attempt a TLS handshake due to not being connected but will also allow the
|
||||
buffered data to be read as if a successful TLS handshake had occurred.
|
||||
|
||||
Co-authored-by: Gregory P. Smith [Google LLC] <greg@krypto.org>
|
||||
---
|
||||
Lib/ssl.py | 31 ++-
|
||||
Lib/test/test_ssl.py | 211 ++++++++++++++++++
|
||||
...-08-22-17-39-12.gh-issue-108310.fVM3sg.rst | 7 +
|
||||
3 files changed, 248 insertions(+), 1 deletion(-)
|
||||
create mode 100644 Misc/NEWS.d/next/Security/2023-08-22-17-39-12.gh-issue-108310.fVM3sg.rst
|
||||
|
||||
diff --git a/Lib/ssl.py b/Lib/ssl.py
|
||||
index ebac1d6..ced87d4 100644
|
||||
--- a/Lib/ssl.py
|
||||
+++ b/Lib/ssl.py
|
||||
@@ -1037,7 +1037,7 @@ class SSLSocket(socket):
|
||||
)
|
||||
self = cls.__new__(cls, **kwargs)
|
||||
super(SSLSocket, self).__init__(**kwargs)
|
||||
- self.settimeout(sock.gettimeout())
|
||||
+ sock_timeout = sock.gettimeout()
|
||||
sock.detach()
|
||||
|
||||
self._context = context
|
||||
@@ -1056,9 +1056,38 @@ class SSLSocket(socket):
|
||||
if e.errno != errno.ENOTCONN:
|
||||
raise
|
||||
connected = False
|
||||
+ blocking = self.getblocking()
|
||||
+ self.setblocking(False)
|
||||
+ try:
|
||||
+ # We are not connected so this is not supposed to block, but
|
||||
+ # testing revealed otherwise on macOS and Windows so we do
|
||||
+ # the non-blocking dance regardless. Our raise when any data
|
||||
+ # is found means consuming the data is harmless.
|
||||
+ notconn_pre_handshake_data = self.recv(1)
|
||||
+ except OSError as e:
|
||||
+ # EINVAL occurs for recv(1) on non-connected on unix sockets.
|
||||
+ if e.errno not in (errno.ENOTCONN, errno.EINVAL):
|
||||
+ raise
|
||||
+ notconn_pre_handshake_data = b''
|
||||
+ self.setblocking(blocking)
|
||||
+ if notconn_pre_handshake_data:
|
||||
+ # This prevents pending data sent to the socket before it was
|
||||
+ # closed from escaping to the caller who could otherwise
|
||||
+ # presume it came through a successful TLS connection.
|
||||
+ reason = "Closed before TLS handshake with data in recv buffer."
|
||||
+ notconn_pre_handshake_data_error = SSLError(e.errno, reason)
|
||||
+ # Add the SSLError attributes that _ssl.c always adds.
|
||||
+ notconn_pre_handshake_data_error.reason = reason
|
||||
+ notconn_pre_handshake_data_error.library = None
|
||||
+ try:
|
||||
+ self.close()
|
||||
+ except OSError:
|
||||
+ pass
|
||||
+ raise notconn_pre_handshake_data_error
|
||||
else:
|
||||
connected = True
|
||||
|
||||
+ self.settimeout(sock_timeout) # Must come after setblocking() calls.
|
||||
self._connected = connected
|
||||
if connected:
|
||||
# create the SSL object
|
||||
diff --git a/Lib/test/test_ssl.py b/Lib/test/test_ssl.py
|
||||
index 3b3b869..bc8a098 100644
|
||||
--- a/Lib/test/test_ssl.py
|
||||
+++ b/Lib/test/test_ssl.py
|
||||
@@ -9,11 +9,14 @@ from test.support import os_helper
|
||||
from test.support import socket_helper
|
||||
from test.support import threading_helper
|
||||
from test.support import warnings_helper
|
||||
+import re
|
||||
import socket
|
||||
import select
|
||||
+import struct
|
||||
import time
|
||||
import enum
|
||||
import gc
|
||||
+import http.client
|
||||
import os
|
||||
import errno
|
||||
import pprint
|
||||
@@ -4884,6 +4887,214 @@ class TestSSLDebug(unittest.TestCase):
|
||||
s.connect((HOST, server.port))
|
||||
|
||||
|
||||
+def set_socket_so_linger_on_with_zero_timeout(sock):
|
||||
+ sock.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack('ii', 1, 0))
|
||||
+
|
||||
+
|
||||
+class TestPreHandshakeClose(unittest.TestCase):
|
||||
+ """Verify behavior of close sockets with received data before to the handshake.
|
||||
+ """
|
||||
+
|
||||
+ class SingleConnectionTestServerThread(threading.Thread):
|
||||
+
|
||||
+ def __init__(self, *, name, call_after_accept):
|
||||
+ self.call_after_accept = call_after_accept
|
||||
+ self.received_data = b'' # set by .run()
|
||||
+ self.wrap_error = None # set by .run()
|
||||
+ self.listener = None # set by .start()
|
||||
+ self.port = None # set by .start()
|
||||
+ super().__init__(name=name)
|
||||
+
|
||||
+ def __enter__(self):
|
||||
+ self.start()
|
||||
+ return self
|
||||
+
|
||||
+ def __exit__(self, *args):
|
||||
+ try:
|
||||
+ if self.listener:
|
||||
+ self.listener.close()
|
||||
+ except OSError:
|
||||
+ pass
|
||||
+ self.join()
|
||||
+ self.wrap_error = None # avoid dangling references
|
||||
+
|
||||
+ def start(self):
|
||||
+ self.ssl_ctx = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
|
||||
+ self.ssl_ctx.verify_mode = ssl.CERT_REQUIRED
|
||||
+ self.ssl_ctx.load_verify_locations(cafile=ONLYCERT)
|
||||
+ self.ssl_ctx.load_cert_chain(certfile=ONLYCERT, keyfile=ONLYKEY)
|
||||
+ self.listener = socket.socket()
|
||||
+ self.port = socket_helper.bind_port(self.listener)
|
||||
+ self.listener.settimeout(2.0)
|
||||
+ self.listener.listen(1)
|
||||
+ super().start()
|
||||
+
|
||||
+ def run(self):
|
||||
+ conn, address = self.listener.accept()
|
||||
+ self.listener.close()
|
||||
+ with conn:
|
||||
+ if self.call_after_accept(conn):
|
||||
+ return
|
||||
+ try:
|
||||
+ tls_socket = self.ssl_ctx.wrap_socket(conn, server_side=True)
|
||||
+ except OSError as err: # ssl.SSLError inherits from OSError
|
||||
+ self.wrap_error = err
|
||||
+ else:
|
||||
+ try:
|
||||
+ self.received_data = tls_socket.recv(400)
|
||||
+ except OSError:
|
||||
+ pass # closed, protocol error, etc.
|
||||
+
|
||||
+ def non_linux_skip_if_other_okay_error(self, err):
|
||||
+ if sys.platform == "linux":
|
||||
+ return # Expect the full test setup to always work on Linux.
|
||||
+ if (isinstance(err, ConnectionResetError) or
|
||||
+ (isinstance(err, OSError) and err.errno == errno.EINVAL) or
|
||||
+ re.search('wrong.version.number', getattr(err, "reason", ""), re.I)):
|
||||
+ # On Windows the TCP RST leads to a ConnectionResetError
|
||||
+ # (ECONNRESET) which Linux doesn't appear to surface to userspace.
|
||||
+ # If wrap_socket() winds up on the "if connected:" path and doing
|
||||
+ # the actual wrapping... we get an SSLError from OpenSSL. Typically
|
||||
+ # WRONG_VERSION_NUMBER. While appropriate, neither is the scenario
|
||||
+ # we're specifically trying to test. The way this test is written
|
||||
+ # is known to work on Linux. We'll skip it anywhere else that it
|
||||
+ # does not present as doing so.
|
||||
+ self.skipTest(f"Could not recreate conditions on {sys.platform}:"
|
||||
+ f" {err=}")
|
||||
+ # If maintaining this conditional winds up being a problem.
|
||||
+ # just turn this into an unconditional skip anything but Linux.
|
||||
+ # The important thing is that our CI has the logic covered.
|
||||
+
|
||||
+ def test_preauth_data_to_tls_server(self):
|
||||
+ server_accept_called = threading.Event()
|
||||
+ ready_for_server_wrap_socket = threading.Event()
|
||||
+
|
||||
+ def call_after_accept(unused):
|
||||
+ server_accept_called.set()
|
||||
+ if not ready_for_server_wrap_socket.wait(2.0):
|
||||
+ raise RuntimeError("wrap_socket event never set, test may fail.")
|
||||
+ return False # Tell the server thread to continue.
|
||||
+
|
||||
+ server = self.SingleConnectionTestServerThread(
|
||||
+ call_after_accept=call_after_accept,
|
||||
+ name="preauth_data_to_tls_server")
|
||||
+ self.enterContext(server) # starts it & unittest.TestCase stops it.
|
||||
+
|
||||
+ with socket.socket() as client:
|
||||
+ client.connect(server.listener.getsockname())
|
||||
+ # This forces an immediate connection close via RST on .close().
|
||||
+ set_socket_so_linger_on_with_zero_timeout(client)
|
||||
+ client.setblocking(False)
|
||||
+
|
||||
+ server_accept_called.wait()
|
||||
+ client.send(b"DELETE /data HTTP/1.0\r\n\r\n")
|
||||
+ client.close() # RST
|
||||
+
|
||||
+ ready_for_server_wrap_socket.set()
|
||||
+ server.join()
|
||||
+ wrap_error = server.wrap_error
|
||||
+ self.assertEqual(b"", server.received_data)
|
||||
+ self.assertIsInstance(wrap_error, OSError) # All platforms.
|
||||
+ self.non_linux_skip_if_other_okay_error(wrap_error)
|
||||
+ self.assertIsInstance(wrap_error, ssl.SSLError)
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.args[1])
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.reason)
|
||||
+ self.assertNotEqual(0, wrap_error.args[0])
|
||||
+ self.assertIsNone(wrap_error.library, msg="attr must exist")
|
||||
+
|
||||
+ def test_preauth_data_to_tls_client(self):
|
||||
+ client_can_continue_with_wrap_socket = threading.Event()
|
||||
+
|
||||
+ def call_after_accept(conn_to_client):
|
||||
+ # This forces an immediate connection close via RST on .close().
|
||||
+ set_socket_so_linger_on_with_zero_timeout(conn_to_client)
|
||||
+ conn_to_client.send(
|
||||
+ b"HTTP/1.0 307 Temporary Redirect\r\n"
|
||||
+ b"Location: https://example.com/someone-elses-server\r\n"
|
||||
+ b"\r\n")
|
||||
+ conn_to_client.close() # RST
|
||||
+ client_can_continue_with_wrap_socket.set()
|
||||
+ return True # Tell the server to stop.
|
||||
+
|
||||
+ server = self.SingleConnectionTestServerThread(
|
||||
+ call_after_accept=call_after_accept,
|
||||
+ name="preauth_data_to_tls_client")
|
||||
+ self.enterContext(server) # starts it & unittest.TestCase stops it.
|
||||
+ # Redundant; call_after_accept sets SO_LINGER on the accepted conn.
|
||||
+ set_socket_so_linger_on_with_zero_timeout(server.listener)
|
||||
+
|
||||
+ with socket.socket() as client:
|
||||
+ client.connect(server.listener.getsockname())
|
||||
+ if not client_can_continue_with_wrap_socket.wait(2.0):
|
||||
+ self.fail("test server took too long.")
|
||||
+ ssl_ctx = ssl.create_default_context()
|
||||
+ try:
|
||||
+ tls_client = ssl_ctx.wrap_socket(
|
||||
+ client, server_hostname="localhost")
|
||||
+ except OSError as err: # SSLError inherits from OSError
|
||||
+ wrap_error = err
|
||||
+ received_data = b""
|
||||
+ else:
|
||||
+ wrap_error = None
|
||||
+ received_data = tls_client.recv(400)
|
||||
+ tls_client.close()
|
||||
+
|
||||
+ server.join()
|
||||
+ self.assertEqual(b"", received_data)
|
||||
+ self.assertIsInstance(wrap_error, OSError) # All platforms.
|
||||
+ self.non_linux_skip_if_other_okay_error(wrap_error)
|
||||
+ self.assertIsInstance(wrap_error, ssl.SSLError)
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.args[1])
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.reason)
|
||||
+ self.assertNotEqual(0, wrap_error.args[0])
|
||||
+ self.assertIsNone(wrap_error.library, msg="attr must exist")
|
||||
+
|
||||
+ def test_https_client_non_tls_response_ignored(self):
|
||||
+
|
||||
+ server_responding = threading.Event()
|
||||
+
|
||||
+ class SynchronizedHTTPSConnection(http.client.HTTPSConnection):
|
||||
+ def connect(self):
|
||||
+ http.client.HTTPConnection.connect(self)
|
||||
+ # Wait for our fault injection server to have done its thing.
|
||||
+ if not server_responding.wait(1.0) and support.verbose:
|
||||
+ sys.stdout.write("server_responding event never set.")
|
||||
+ self.sock = self._context.wrap_socket(
|
||||
+ self.sock, server_hostname=self.host)
|
||||
+
|
||||
+ def call_after_accept(conn_to_client):
|
||||
+ # This forces an immediate connection close via RST on .close().
|
||||
+ set_socket_so_linger_on_with_zero_timeout(conn_to_client)
|
||||
+ conn_to_client.send(
|
||||
+ b"HTTP/1.0 402 Payment Required\r\n"
|
||||
+ b"\r\n")
|
||||
+ conn_to_client.close() # RST
|
||||
+ server_responding.set()
|
||||
+ return True # Tell the server to stop.
|
||||
+
|
||||
+ server = self.SingleConnectionTestServerThread(
|
||||
+ call_after_accept=call_after_accept,
|
||||
+ name="non_tls_http_RST_responder")
|
||||
+ self.enterContext(server) # starts it & unittest.TestCase stops it.
|
||||
+ # Redundant; call_after_accept sets SO_LINGER on the accepted conn.
|
||||
+ set_socket_so_linger_on_with_zero_timeout(server.listener)
|
||||
+
|
||||
+ connection = SynchronizedHTTPSConnection(
|
||||
+ f"localhost",
|
||||
+ port=server.port,
|
||||
+ context=ssl.create_default_context(),
|
||||
+ timeout=2.0,
|
||||
+ )
|
||||
+ # There are lots of reasons this raises as desired, long before this
|
||||
+ # test was added. Sending the request requires a successful TLS wrapped
|
||||
+ # socket; that fails if the connection is broken. It may seem pointless
|
||||
+ # to test this. It serves as an illustration of something that we never
|
||||
+ # want to happen... properly not happening.
|
||||
+ with self.assertRaises(OSError) as err_ctx:
|
||||
+ connection.request("HEAD", "/test", headers={"Host": "localhost"})
|
||||
+ response = connection.getresponse()
|
||||
+
|
||||
+
|
||||
class TestEnumerations(unittest.TestCase):
|
||||
|
||||
def test_tlsversion(self):
|
||||
diff --git a/Misc/NEWS.d/next/Security/2023-08-22-17-39-12.gh-issue-108310.fVM3sg.rst b/Misc/NEWS.d/next/Security/2023-08-22-17-39-12.gh-issue-108310.fVM3sg.rst
|
||||
new file mode 100644
|
||||
index 0000000..403c77a
|
||||
--- /dev/null
|
||||
+++ b/Misc/NEWS.d/next/Security/2023-08-22-17-39-12.gh-issue-108310.fVM3sg.rst
|
||||
@@ -0,0 +1,7 @@
|
||||
+Fixed an issue where instances of :class:`ssl.SSLSocket` were vulnerable to
|
||||
+a bypass of the TLS handshake and included protections (like certificate
|
||||
+verification) and treating sent unencrypted data as if it were
|
||||
+post-handshake TLS encrypted data. Security issue reported as
|
||||
+`CVE-2023-40217
|
||||
+<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-40217>`_ by
|
||||
+Aapo Oksman. Patch by Gregory P. Smith.
|
||||
--
|
||||
2.41.0
|
||||
|
||||
|
||||
From 020da41ffe4f98efe85131e943dcf7b75a5a5f3a Mon Sep 17 00:00:00 2001
|
||||
From: "Miss Islington (bot)"
|
||||
<31488909+miss-islington@users.noreply.github.com>
|
||||
Date: Wed, 23 Aug 2023 03:10:04 -0700
|
||||
Subject: [PATCH 2/3] gh-108342: Break ref cycle in SSLSocket._create() exc
|
||||
(GH-108344) (#108349)
|
||||
|
||||
Explicitly break a reference cycle when SSLSocket._create() raises an
|
||||
exception. Clear the variable storing the exception, since the
|
||||
exception traceback contains the variables and so creates a reference
|
||||
cycle.
|
||||
|
||||
This test leak was introduced by the test added for the fix of GH-108310.
|
||||
(cherry picked from commit 64f99350351bc46e016b2286f36ba7cd669b79e3)
|
||||
|
||||
Co-authored-by: Victor Stinner <vstinner@python.org>
|
||||
---
|
||||
Lib/ssl.py | 6 +++++-
|
||||
1 file changed, 5 insertions(+), 1 deletion(-)
|
||||
|
||||
diff --git a/Lib/ssl.py b/Lib/ssl.py
|
||||
index ced87d4..48d229f 100644
|
||||
--- a/Lib/ssl.py
|
||||
+++ b/Lib/ssl.py
|
||||
@@ -1083,7 +1083,11 @@ class SSLSocket(socket):
|
||||
self.close()
|
||||
except OSError:
|
||||
pass
|
||||
- raise notconn_pre_handshake_data_error
|
||||
+ try:
|
||||
+ raise notconn_pre_handshake_data_error
|
||||
+ finally:
|
||||
+ # Explicitly break the reference cycle.
|
||||
+ notconn_pre_handshake_data_error = None
|
||||
else:
|
||||
connected = True
|
||||
|
||||
--
|
||||
2.41.0
|
||||
|
||||
|
||||
From e20339d85a893c7915b747f7bd80cc5c6fcc51c1 Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?=C5=81ukasz=20Langa?= <lukasz@langa.pl>
|
||||
Date: Thu, 24 Aug 2023 12:08:52 +0200
|
||||
Subject: [PATCH 3/3] gh-108342: Make ssl TestPreHandshakeClose more reliable
|
||||
(GH-108370) (#108405)
|
||||
|
||||
* In preauth tests of test_ssl, explicitly break reference cycles
|
||||
invoving SingleConnectionTestServerThread to make sure that the
|
||||
thread is deleted. Otherwise, the test marks the environment as
|
||||
altered because the threading module sees a "dangling thread"
|
||||
(SingleConnectionTestServerThread). This test leak was introduced
|
||||
by the test added for the fix of issue gh-108310.
|
||||
* Use support.SHORT_TIMEOUT instead of hardcoded 1.0 or 2.0 seconds
|
||||
timeout.
|
||||
* SingleConnectionTestServerThread.run() catchs TimeoutError
|
||||
* Fix a race condition (missing synchronization) in
|
||||
test_preauth_data_to_tls_client(): the server now waits until the
|
||||
client connect() completed in call_after_accept().
|
||||
* test_https_client_non_tls_response_ignored() calls server.join()
|
||||
explicitly.
|
||||
* Replace "localhost" with server.listener.getsockname()[0].
|
||||
(cherry picked from commit 592bacb6fc0833336c0453e818e9b95016e9fd47)
|
||||
|
||||
Co-authored-by: Victor Stinner <vstinner@python.org>
|
||||
---
|
||||
Lib/test/test_ssl.py | 102 ++++++++++++++++++++++++++++++-------------
|
||||
1 file changed, 71 insertions(+), 31 deletions(-)
|
||||
|
||||
diff --git a/Lib/test/test_ssl.py b/Lib/test/test_ssl.py
|
||||
index bc8a098..f1633ee 100644
|
||||
--- a/Lib/test/test_ssl.py
|
||||
+++ b/Lib/test/test_ssl.py
|
||||
@@ -4897,12 +4897,16 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
|
||||
class SingleConnectionTestServerThread(threading.Thread):
|
||||
|
||||
- def __init__(self, *, name, call_after_accept):
|
||||
+ def __init__(self, *, name, call_after_accept, timeout=None):
|
||||
self.call_after_accept = call_after_accept
|
||||
self.received_data = b'' # set by .run()
|
||||
self.wrap_error = None # set by .run()
|
||||
self.listener = None # set by .start()
|
||||
self.port = None # set by .start()
|
||||
+ if timeout is None:
|
||||
+ self.timeout = support.SHORT_TIMEOUT
|
||||
+ else:
|
||||
+ self.timeout = timeout
|
||||
super().__init__(name=name)
|
||||
|
||||
def __enter__(self):
|
||||
@@ -4925,13 +4929,19 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
self.ssl_ctx.load_cert_chain(certfile=ONLYCERT, keyfile=ONLYKEY)
|
||||
self.listener = socket.socket()
|
||||
self.port = socket_helper.bind_port(self.listener)
|
||||
- self.listener.settimeout(2.0)
|
||||
+ self.listener.settimeout(self.timeout)
|
||||
self.listener.listen(1)
|
||||
super().start()
|
||||
|
||||
def run(self):
|
||||
- conn, address = self.listener.accept()
|
||||
- self.listener.close()
|
||||
+ try:
|
||||
+ conn, address = self.listener.accept()
|
||||
+ except TimeoutError:
|
||||
+ # on timeout, just close the listener
|
||||
+ return
|
||||
+ finally:
|
||||
+ self.listener.close()
|
||||
+
|
||||
with conn:
|
||||
if self.call_after_accept(conn):
|
||||
return
|
||||
@@ -4959,8 +4969,13 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
# we're specifically trying to test. The way this test is written
|
||||
# is known to work on Linux. We'll skip it anywhere else that it
|
||||
# does not present as doing so.
|
||||
- self.skipTest(f"Could not recreate conditions on {sys.platform}:"
|
||||
- f" {err=}")
|
||||
+ try:
|
||||
+ self.skipTest(f"Could not recreate conditions on {sys.platform}:"
|
||||
+ f" {err=}")
|
||||
+ finally:
|
||||
+ # gh-108342: Explicitly break the reference cycle
|
||||
+ err = None
|
||||
+
|
||||
# If maintaining this conditional winds up being a problem.
|
||||
# just turn this into an unconditional skip anything but Linux.
|
||||
# The important thing is that our CI has the logic covered.
|
||||
@@ -4971,7 +4986,7 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
|
||||
def call_after_accept(unused):
|
||||
server_accept_called.set()
|
||||
- if not ready_for_server_wrap_socket.wait(2.0):
|
||||
+ if not ready_for_server_wrap_socket.wait(support.SHORT_TIMEOUT):
|
||||
raise RuntimeError("wrap_socket event never set, test may fail.")
|
||||
return False # Tell the server thread to continue.
|
||||
|
||||
@@ -4992,20 +5007,31 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
|
||||
ready_for_server_wrap_socket.set()
|
||||
server.join()
|
||||
+
|
||||
wrap_error = server.wrap_error
|
||||
- self.assertEqual(b"", server.received_data)
|
||||
- self.assertIsInstance(wrap_error, OSError) # All platforms.
|
||||
- self.non_linux_skip_if_other_okay_error(wrap_error)
|
||||
- self.assertIsInstance(wrap_error, ssl.SSLError)
|
||||
- self.assertIn("before TLS handshake with data", wrap_error.args[1])
|
||||
- self.assertIn("before TLS handshake with data", wrap_error.reason)
|
||||
- self.assertNotEqual(0, wrap_error.args[0])
|
||||
- self.assertIsNone(wrap_error.library, msg="attr must exist")
|
||||
+ server.wrap_error = None
|
||||
+ try:
|
||||
+ self.assertEqual(b"", server.received_data)
|
||||
+ self.assertIsInstance(wrap_error, OSError) # All platforms.
|
||||
+ self.non_linux_skip_if_other_okay_error(wrap_error)
|
||||
+ self.assertIsInstance(wrap_error, ssl.SSLError)
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.args[1])
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.reason)
|
||||
+ self.assertNotEqual(0, wrap_error.args[0])
|
||||
+ self.assertIsNone(wrap_error.library, msg="attr must exist")
|
||||
+ finally:
|
||||
+ # gh-108342: Explicitly break the reference cycle
|
||||
+ wrap_error = None
|
||||
+ server = None
|
||||
|
||||
def test_preauth_data_to_tls_client(self):
|
||||
+ server_can_continue_with_wrap_socket = threading.Event()
|
||||
client_can_continue_with_wrap_socket = threading.Event()
|
||||
|
||||
def call_after_accept(conn_to_client):
|
||||
+ if not server_can_continue_with_wrap_socket.wait(support.SHORT_TIMEOUT):
|
||||
+ print("ERROR: test client took too long")
|
||||
+
|
||||
# This forces an immediate connection close via RST on .close().
|
||||
set_socket_so_linger_on_with_zero_timeout(conn_to_client)
|
||||
conn_to_client.send(
|
||||
@@ -5025,8 +5051,10 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
|
||||
with socket.socket() as client:
|
||||
client.connect(server.listener.getsockname())
|
||||
- if not client_can_continue_with_wrap_socket.wait(2.0):
|
||||
- self.fail("test server took too long.")
|
||||
+ server_can_continue_with_wrap_socket.set()
|
||||
+
|
||||
+ if not client_can_continue_with_wrap_socket.wait(support.SHORT_TIMEOUT):
|
||||
+ self.fail("test server took too long")
|
||||
ssl_ctx = ssl.create_default_context()
|
||||
try:
|
||||
tls_client = ssl_ctx.wrap_socket(
|
||||
@@ -5040,24 +5068,31 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
tls_client.close()
|
||||
|
||||
server.join()
|
||||
- self.assertEqual(b"", received_data)
|
||||
- self.assertIsInstance(wrap_error, OSError) # All platforms.
|
||||
- self.non_linux_skip_if_other_okay_error(wrap_error)
|
||||
- self.assertIsInstance(wrap_error, ssl.SSLError)
|
||||
- self.assertIn("before TLS handshake with data", wrap_error.args[1])
|
||||
- self.assertIn("before TLS handshake with data", wrap_error.reason)
|
||||
- self.assertNotEqual(0, wrap_error.args[0])
|
||||
- self.assertIsNone(wrap_error.library, msg="attr must exist")
|
||||
+ try:
|
||||
+ self.assertEqual(b"", received_data)
|
||||
+ self.assertIsInstance(wrap_error, OSError) # All platforms.
|
||||
+ self.non_linux_skip_if_other_okay_error(wrap_error)
|
||||
+ self.assertIsInstance(wrap_error, ssl.SSLError)
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.args[1])
|
||||
+ self.assertIn("before TLS handshake with data", wrap_error.reason)
|
||||
+ self.assertNotEqual(0, wrap_error.args[0])
|
||||
+ self.assertIsNone(wrap_error.library, msg="attr must exist")
|
||||
+ finally:
|
||||
+ # gh-108342: Explicitly break the reference cycle
|
||||
+ wrap_error = None
|
||||
+ server = None
|
||||
|
||||
def test_https_client_non_tls_response_ignored(self):
|
||||
-
|
||||
server_responding = threading.Event()
|
||||
|
||||
class SynchronizedHTTPSConnection(http.client.HTTPSConnection):
|
||||
def connect(self):
|
||||
+ # Call clear text HTTP connect(), not the encrypted HTTPS (TLS)
|
||||
+ # connect(): wrap_socket() is called manually below.
|
||||
http.client.HTTPConnection.connect(self)
|
||||
+
|
||||
# Wait for our fault injection server to have done its thing.
|
||||
- if not server_responding.wait(1.0) and support.verbose:
|
||||
+ if not server_responding.wait(support.SHORT_TIMEOUT) and support.verbose:
|
||||
sys.stdout.write("server_responding event never set.")
|
||||
self.sock = self._context.wrap_socket(
|
||||
self.sock, server_hostname=self.host)
|
||||
@@ -5072,28 +5107,33 @@ class TestPreHandshakeClose(unittest.TestCase):
|
||||
server_responding.set()
|
||||
return True # Tell the server to stop.
|
||||
|
||||
+ timeout = 2.0
|
||||
server = self.SingleConnectionTestServerThread(
|
||||
call_after_accept=call_after_accept,
|
||||
- name="non_tls_http_RST_responder")
|
||||
+ name="non_tls_http_RST_responder",
|
||||
+ timeout=timeout)
|
||||
self.enterContext(server) # starts it & unittest.TestCase stops it.
|
||||
# Redundant; call_after_accept sets SO_LINGER on the accepted conn.
|
||||
set_socket_so_linger_on_with_zero_timeout(server.listener)
|
||||
|
||||
connection = SynchronizedHTTPSConnection(
|
||||
- f"localhost",
|
||||
+ server.listener.getsockname()[0],
|
||||
port=server.port,
|
||||
context=ssl.create_default_context(),
|
||||
- timeout=2.0,
|
||||
+ timeout=timeout,
|
||||
)
|
||||
+
|
||||
# There are lots of reasons this raises as desired, long before this
|
||||
# test was added. Sending the request requires a successful TLS wrapped
|
||||
# socket; that fails if the connection is broken. It may seem pointless
|
||||
# to test this. It serves as an illustration of something that we never
|
||||
# want to happen... properly not happening.
|
||||
- with self.assertRaises(OSError) as err_ctx:
|
||||
+ with self.assertRaises(OSError):
|
||||
connection.request("HEAD", "/test", headers={"Host": "localhost"})
|
||||
response = connection.getresponse()
|
||||
|
||||
+ server.join()
|
||||
+
|
||||
|
||||
class TestEnumerations(unittest.TestCase):
|
||||
|
||||
--
|
||||
2.41.0
|
||||
|
@ -1,16 +0,0 @@
|
||||
-----BEGIN PGP SIGNATURE-----
|
||||
|
||||
iQIzBAABCAAdFiEEz9yiRbEEPPKl+Xhl/+h0BBaL2EcFAmPiV84ACgkQ/+h0BBaL
|
||||
2EeZ1xAAwBi0AEjUlZ9oeC54VuqC/XLuVwc3xWf+Irw/5mJA2/weJHoQqG9aEDkB
|
||||
ph1pDJ6G/vDyKdjh8NZKkKftIL9pggRpAcA4mQ3XcDMKI/J+EQe5P/BwsTGClLhK
|
||||
cZg6IcQKZvo9djfyRz48w9wfKs34NasBgoFQP+hOzmU10UMrcR7gUSB2ZgMVMDID
|
||||
0rK1w2aPmZmDLUltBhf6Xb2voUYo+3jINLHWmQC6tdDOBxtxv222dhxS1mvpV7Zu
|
||||
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|
||||
xA6BKnyMgvWIWQVTwjBhcz3C85adzAz/ypHNTbJOuPxp1ZP8qO3D6vPlhZIFyTeJ
|
||||
7LhagUBUkIKKtbz7u3ERJgvA6tn3UVyLOXM1DnaKkXQ1FgSymgWPRU7BsxanQ8FD
|
||||
QkfTjC8fatZLCewNfGInkeAdLue+rMwZc8Q6vw2CAmcVdOKsQ98Db/FLF5sC+Kjz
|
||||
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|
||||
gGO6Ae/Lu5gG09TNqepbFGA/dWR8V3zdLs5ZShTT4FsNFrHh7GDAEAMZSwT3AsVZ
|
||||
TjOdU3+xEGsEfrYWRXOkhVIQdJtuovwv9+me5YWeyC4Puzp0Zwk=
|
||||
=8/cW
|
||||
-----END PGP SIGNATURE-----
|
16
SOURCES/Python-3.11.5.tar.xz.asc
Normal file
16
SOURCES/Python-3.11.5.tar.xz.asc
Normal file
@ -0,0 +1,16 @@
|
||||
-----BEGIN PGP SIGNATURE-----
|
||||
|
||||
iQIzBAABCAAdFiEEz9yiRbEEPPKl+Xhl/+h0BBaL2EcFAmTnS9sACgkQ/+h0BBaL
|
||||
2EeG8g//Q6EC79SSFl4BPb064d8X1q8agfLN+D07N6ULsaOL1baOClLbMxiCgquQ
|
||||
R1CVzEXc0osL25Xw/7rTIBO0tCSS2yNcQ3GMuetBO4wfofDvs9V2ydaVQdrIHEQm
|
||||
OTOveioF9TOaQ/zozi9Hecl4RY289kCD64sWNkwPYBJzO9KQD/UGRS/b5a4CGKyP
|
||||
GSQEFdfevYsuLxLtwNh1z8af1LKRGhuWoZOBhDgpz4foH4EQdz80sssXzm2vG3tS
|
||||
hAeniPphjZyRfl8kC1C86M/hH08S3h4bf/LF/OQ0OYUrwOquqOsLlz03XzJ+COGK
|
||||
nBa/CGsFrxeby2oI/XF8YZrFzt9LKyWYc2p+AIU+u2EnYwOmAkrE4QaczqOV8ldD
|
||||
UvfZLTeMVG/Q6JGkNS/OyM3SZoVKDdGJlg5yVAQtbQjdsB5QjVDcysLhhZ+qnuJv
|
||||
pnQ6anbbX5r4X4ji/2Uar5cwO/jf7QenTKLtgGY67Q2oRE20w6F5rbYHEdO4a4MM
|
||||
OkI/0pUaU5MGRJfowwtcD5AbWPKo1XXqw2UY8p+biEaVQOj+kWhoB8YA5Qz1utHJ
|
||||
GiPP69oDIjfn3sPMxB/C1pBdB/m3i8za58b+G3aYtAWWP1q0abaHqPusACotvxPp
|
||||
3IvB3ryLlTyUYqqTiDp9wgYh2Nr+a9b6i6yW0ptcdycnzDWC1/E=
|
||||
=Lzjg
|
||||
-----END PGP SIGNATURE-----
|
@ -16,11 +16,11 @@ URL: https://www.python.org/
|
||||
|
||||
# WARNING When rebasing to a new Python version,
|
||||
# remember to update the python3-docs package as well
|
||||
%global general_version %{pybasever}.2
|
||||
%global general_version %{pybasever}.5
|
||||
#global prerel ...
|
||||
%global upstream_version %{general_version}%{?prerel}
|
||||
Version: %{general_version}%{?prerel:~%{prerel}}
|
||||
Release: 2%{?dist}.2
|
||||
Release: 1%{?dist}
|
||||
License: Python
|
||||
|
||||
|
||||
@ -63,7 +63,7 @@ License: Python
|
||||
# If the rpmwheels condition is disabled, we use the bundled wheel packages
|
||||
# from Python with the versions below.
|
||||
# This needs to be manually updated when we update Python.
|
||||
%global pip_version 22.3.1
|
||||
%global pip_version 23.2.1
|
||||
%global setuptools_version 65.5.0
|
||||
|
||||
# Expensive optimizations (mainly, profile-guided optimizations)
|
||||
@ -332,27 +332,15 @@ Patch329: 00329-fips.patch
|
||||
# https://github.com/GrahamDumpleton/mod_wsgi/issues/730
|
||||
Patch371: 00371-revert-bpo-1596321-fix-threading-_shutdown-for-the-main-thread-gh-28549-gh-28589.patch
|
||||
|
||||
# 00399 # 62614243969f1c717a02a1c65e55ef173ad9a6dd
|
||||
# CVE-2023-24329
|
||||
#
|
||||
# * gh-102153: Start stripping C0 control and space chars in `urlsplit` (GH-102508)
|
||||
#
|
||||
# `urllib.parse.urlsplit` has already been respecting the WHATWG spec a bit GH-25595.
|
||||
#
|
||||
# This adds more sanitizing to respect the "Remove any leading C0 control or space from input" [rule](https://url.spec.whatwg.org/GH-url-parsing:~:text=Remove%%20any%%20leading%%20and%%20trailing%%20C0%%20control%%20or%%20space%%20from%%20input.) in response to [CVE-2023-24329](https://nvd.nist.gov/vuln/detail/CVE-2023-24329).
|
||||
#
|
||||
# ---------
|
||||
Patch399: 00399-cve-2023-24329.patch
|
||||
|
||||
# 00404 #
|
||||
# CVE-2023-40217
|
||||
#
|
||||
# Security fix for CVE-2023-40217: Bypass TLS handshake on closed sockets
|
||||
# Resolved upstream: https://github.com/python/cpython/issues/108310
|
||||
# Fixups added on top from:
|
||||
# https://github.com/python/cpython/issues/108342
|
||||
#
|
||||
Patch404: 00404-cve-2023-40217.patch
|
||||
# 00397 #
|
||||
# Filters for tarfile extraction (CVE-2007-4559, PEP-706)
|
||||
# First patch fixes determination of symlink targets, which were treated
|
||||
# as relative to the root of the archive,
|
||||
# rather than the directory containing the symlink.
|
||||
# Not yet upstream as of this writing.
|
||||
# The second patch is Red Hat configuration, see KB for documentation:
|
||||
# - https://access.redhat.com/articles/7004769
|
||||
Patch397: 00397-tarfile-filter.patch
|
||||
|
||||
# (New patches go here ^^^)
|
||||
#
|
||||
@ -1107,10 +1095,14 @@ CheckPython() {
|
||||
# test_freeze_simple_script is skipped, because it fails when bundled wheels
|
||||
# are removed in Fedora.
|
||||
# upstream report: https://bugs.python.org/issue45783
|
||||
# test_check_probes is failing since it was introduced in 3.11.5,
|
||||
# the test is skipped until it is fixed in upstream.
|
||||
# see: https://github.com/python/cpython/issues/104280#issuecomment-1669249980
|
||||
|
||||
LD_LIBRARY_PATH=$ConfDir $ConfDir/python -m test.regrtest \
|
||||
-wW --slowest -j0 --timeout=1800 \
|
||||
-i test_freeze_simple_script \
|
||||
-i test_check_probes \
|
||||
%if %{with bootstrap}
|
||||
-x test_distutils \
|
||||
%endif
|
||||
@ -1621,11 +1613,21 @@ CheckPython optimized
|
||||
# ======================================================
|
||||
|
||||
%changelog
|
||||
* Tue Sep 12 2023 Charalampos Stratakis <cstratak@redhat.com> - 3.11.2-2.2
|
||||
- Security fix for CVE-2023-40217
|
||||
Resolves: RHEL-2935
|
||||
* Thu Sep 07 2023 Charalampos Stratakis <cstratak@redhat.com> - 3.11.5-1
|
||||
- Rebase to 3.11.5
|
||||
- Security fixes for CVE-2023-40217 and CVE-2023-41105
|
||||
Resolves: RHEL-3045, RHEL-3269
|
||||
|
||||
* Wed May 24 2023 Charalampos Stratakis <cstratak@redhat.com> - 3.11.2-2.1
|
||||
* Wed Aug 09 2023 Petr Viktorin <pviktori@redhat.com> - 3.11.4-3
|
||||
- Fix symlink handling in the fix for CVE-2023-24329
|
||||
Resolves: rhbz#263261
|
||||
|
||||
* Fri Jun 30 2023 Charalampos Stratakis <cstratak@redhat.com> - 3.11.4-2
|
||||
- Security fix for CVE-2007-4559
|
||||
Resolves: rhbz#263261
|
||||
|
||||
* Mon Jun 26 2023 Charalampos Stratakis <cstratak@redhat.com> - 3.11.4-1
|
||||
- Update to 3.11.4
|
||||
- Security fix for CVE-2023-24329
|
||||
Resolves: rhbz#2173917
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user