import python-jinja2-2.11.3-1.module+el8.7.0+15575+d005caff
This commit is contained in:
CentOS Sources
Stepan Oksanichenko
parent
927b107512
commit
b530fcfc02
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SOURCES/Jinja2-2.10.3.tar.gz
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SOURCES/Jinja2-2.11.3.tar.gz
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fbb6a03ad01b766d816650147d1fccfc145de9e0 SOURCES/Jinja2-2.10.3.tar.gz
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034173d87c9c5d1c2000f337be45b582dc0eb172 SOURCES/Jinja2-2.11.3.tar.gz
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@ -1,133 +0,0 @@
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From 42d67347988a9d09b940d550f1ffa32a8d7e43b2 Mon Sep 17 00:00:00 2001
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From: Lumir Balhar <lbalhar@redhat.com>
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Date: Fri, 12 Mar 2021 16:04:15 +0100
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Subject: [PATCH] CVE-2020-28493
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---
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jinja2/utils.py | 94 +++++++++++++++++++++++++++++--------------------
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1 file changed, 56 insertions(+), 38 deletions(-)
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diff --git a/jinja2/utils.py b/jinja2/utils.py
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index db9c5d0..6ab77f7 100644
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--- a/jinja2/utils.py
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+++ b/jinja2/utils.py
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@@ -12,24 +12,12 @@ import re
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import json
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import errno
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from collections import deque
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+from string import ascii_letters as _letters
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+from string import digits as _digits
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from threading import Lock
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from jinja2._compat import text_type, string_types, implements_iterator, \
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url_quote, abc
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-
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-_word_split_re = re.compile(r'(\s+)')
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-_punctuation_re = re.compile(
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- '^(?P<lead>(?:%s)*)(?P<middle>.*?)(?P<trail>(?:%s)*)$' % (
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- '|'.join(map(re.escape, ('(', '<', '<'))),
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- '|'.join(map(re.escape, ('.', ',', ')', '>', '\n', '>')))
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- )
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-)
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-_simple_email_re = re.compile(r'^\S+@[a-zA-Z0-9._-]+\.[a-zA-Z0-9._-]+$')
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-_striptags_re = re.compile(r'(<!--.*?-->|<[^>]*>)')
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-_entity_re = re.compile(r'&([^;]+);')
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-_letters = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
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-_digits = '0123456789'
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-
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# special singleton representing missing values for the runtime
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missing = type('MissingType', (), {'__repr__': lambda x: 'missing'})()
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@@ -203,35 +191,65 @@ def urlize(text, trim_url_limit=None, rel=None, target=None):
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trim_url = lambda x, limit=trim_url_limit: limit is not None \
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and (x[:limit] + (len(x) >=limit and '...'
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or '')) or x
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- words = _word_split_re.split(text_type(escape(text)))
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+ words = re.split(r"(\s+)", text_type(escape(text)))
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rel_attr = rel and ' rel="%s"' % text_type(escape(rel)) or ''
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target_attr = target and ' target="%s"' % escape(target) or ''
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for i, word in enumerate(words):
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- match = _punctuation_re.match(word)
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+ head, middle, tail = "", word, ""
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+ match = re.match(r"^([(<]|<)+", middle)
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+
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if match:
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- lead, middle, trail = match.groups()
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- if middle.startswith('www.') or (
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- '@' not in middle and
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- not middle.startswith('http://') and
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- not middle.startswith('https://') and
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- len(middle) > 0 and
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- middle[0] in _letters + _digits and (
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- middle.endswith('.org') or
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- middle.endswith('.net') or
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- middle.endswith('.com')
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- )):
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- middle = '<a href="http://%s"%s%s>%s</a>' % (middle,
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- rel_attr, target_attr, trim_url(middle))
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- if middle.startswith('http://') or \
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- middle.startswith('https://'):
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- middle = '<a href="%s"%s%s>%s</a>' % (middle,
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- rel_attr, target_attr, trim_url(middle))
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- if '@' in middle and not middle.startswith('www.') and \
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- not ':' in middle and _simple_email_re.match(middle):
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- middle = '<a href="mailto:%s">%s</a>' % (middle, middle)
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- if lead + middle + trail != word:
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- words[i] = lead + middle + trail
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+ head = match.group()
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+ middle = middle[match.end() :]
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+
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+ # Unlike lead, which is anchored to the start of the string,
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+ # need to check that the string ends with any of the characters
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+ # before trying to match all of them, to avoid backtracking.
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+ if middle.endswith((")", ">", ".", ",", "\n", ">")):
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+ match = re.search(r"([)>.,\n]|>)+$", middle)
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+
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+ if match:
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+ tail = match.group()
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+ middle = middle[: match.start()]
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+
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+ if middle.startswith("www.") or (
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+ "@" not in middle
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+ and not middle.startswith("http://")
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+ and not middle.startswith("https://")
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+ and len(middle) > 0
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+ and middle[0] in _letters + _digits
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+ and (
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+ middle.endswith(".org")
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+ or middle.endswith(".net")
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+ or middle.endswith(".com")
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+ )
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+ ):
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+ middle = '<a href="http://%s"%s%s>%s</a>' % (
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+ middle,
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+ rel_attr,
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+ target_attr,
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+ trim_url(middle),
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+ )
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+
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+ if middle.startswith("http://") or middle.startswith("https://"):
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+ middle = '<a href="%s"%s%s>%s</a>' % (
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+ middle,
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+ rel_attr,
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+ target_attr,
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+ trim_url(middle),
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+ )
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+
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+ if (
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+ "@" in middle
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+ and not middle.startswith("www.")
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+ and ":" not in middle
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+ and re.match(r"^\S@\w[\w.-]*\.\w$", middle)
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+ ):
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+ middle = '<a href="mailto:%s">%s</a>' % (middle, middle)
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+
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+ words[i] = head + middle + tail
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+
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return u''.join(words)
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--
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2.29.2
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@ -1,18 +1,13 @@
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%global srcname Jinja2
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Name: python-jinja2
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Version: 2.10.3
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Release: 5%{?dist}
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Version: 2.11.3
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Release: 1%{?dist}
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Summary: General purpose template engine
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License: BSD
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URL: http://jinja.pocoo.org/
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URL: https://palletsprojects.com/p/jinja/
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Source0: %{pypi_source}
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# CVE-2020-28493: ReDOS vulnerability due to the sub-pattern
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# The patch is rebased to the old project structure.
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# Upstream commit: https://github.com/pallets/jinja/pull/1343/commits/ef658dc3b6389b091d608e710a810ce8b87995b3
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# Tracking bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1928707
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Patch0: CVE-2020-28493.patch
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%if 0%{?fedora} || 0%{?rhel} > 7
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# Enable python3 build by default
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@ -158,7 +153,7 @@ rm %{buildroot}%{python3_sitelib}/jinja2/asyncfilters.py
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%check
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%if %{with python3}
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%{__python3} -m pytest tests
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PYTHONPATH=%{buildroot}%{python3_sitelib} %{__python3} -m pytest tests
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%endif # with python3
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@ -191,6 +186,12 @@ rm %{buildroot}%{python3_sitelib}/jinja2/asyncfilters.py
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%changelog
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* Fri May 20 2022 Maxwell G <gotmax@e.email> - 2.11.3-1
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- Update to 2.11.3.
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- Fix URL.
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- Remove patch that is included in this release.
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Resolves: rhbz#2086141.
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* Fri Mar 12 2021 Lumír Balhar <lbalhar@redhat.com> - 2.10.3-5
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- Fix CVE-2020-28493: ReDOS vulnerability due to the sub-pattern
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Resolves: rhbz#1928707
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