import UBI python3x-pip-20.2.4-8.module+el8.9.0+21344+82807453.1
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parent
8de24281b4
commit
762e052c91
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@ -0,0 +1,78 @@
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Minimal patch for pip
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diff -rU3 pip-orig/src/pip/_internal/utils/unpacking.py pip/src/pip/_internal/utils/unpacking.py
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--- pip-orig/src/pip/_internal/utils/unpacking.py 2022-11-05 16:25:43.000000000 +0100
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+++ pip/src/pip/_internal/utils/unpacking.py 2023-08-08 13:17:47.705613554 +0200
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@@ -184,6 +184,13 @@
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raise InstallationError(
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message.format(filename, path, location)
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)
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+
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+ # Call the `data` filter for its side effect (raising exception)
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+ try:
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+ tarfile.data_filter(member.replace(name=fn), location)
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+ except tarfile.LinkOutsideDestinationError:
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+ pass
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+
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if member.isdir():
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ensure_dir(path)
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elif member.issym():
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Test from https://github.com/pypa/pip/pull/12214
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diff -rU3 pip-orig/tests/unit/test_utils_unpacking.py pip/tests/unit/test_utils_unpacking.py
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--- pip-orig/tests/unit/test_utils_unpacking.py 2022-11-05 16:25:43.000000000 +0100
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+++ pip/tests/unit/test_utils_unpacking.py 2023-08-08 13:17:35.151540108 +0200
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@@ -171,6 +171,23 @@
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test_tar = self.make_tar_file('test_tar.tar', files)
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untar_file(test_tar, self.tempdir)
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+ def test_unpack_tar_filter(self) -> None:
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+ """
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+ Test that the tarfile.data_filter is used to disallow dangerous
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+ behaviour (PEP-721)
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+ """
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+ test_tar = os.path.join(self.tempdir, "test_tar_filter.tar")
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+ with tarfile.open(test_tar, "w") as mytar:
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+ file_tarinfo = tarfile.TarInfo("bad-link")
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+ file_tarinfo.type = tarfile.SYMTYPE
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+ file_tarinfo.linkname = "../../../../pwn"
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+ mytar.addfile(file_tarinfo, io.BytesIO(b""))
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+ with pytest.raises(InstallationError) as e:
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+ untar_file(test_tar, self.tempdir)
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+
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+ assert "is outside the destination" in str(e.value)
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+
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+
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@pytest.mark.parametrize('args, expected', [
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# Test the second containing the first.
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Patch for vendored distlib from https://github.com/pypa/distlib/pull/201
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diff --git a/distlib/util.py b/distlib/util.py
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index e0622e4..4349d0b 100644
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--- a/src/pip/_vendor/distlib/util.py
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+++ b/src/pip/_vendor/distlib/util.py
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@@ -1249,6 +1249,19 @@ def check_path(path):
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for tarinfo in archive.getmembers():
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if not isinstance(tarinfo.name, text_type):
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tarinfo.name = tarinfo.name.decode('utf-8')
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+
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+ # Limit extraction of dangerous items, if this Python
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+ # allows it easily. If not, just trust the input.
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+ # See: https://docs.python.org/3/library/tarfile.html#extraction-filters
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+ def extraction_filter(member, path):
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+ """Run tarfile.tar_fillter, but raise the expected ValueError"""
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+ # This is only called if the current Python has tarfile filters
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+ try:
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+ return tarfile.tar_filter(member, path)
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+ except tarfile.FilterError as exc:
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+ raise ValueError(str(exc))
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+ archive.extraction_filter = extraction_filter
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+
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archive.extractall(dest_dir)
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finally:
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@ -19,7 +19,7 @@
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Name: python3x-%{srcname}
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Version: %{base_version}%{?prerel:~%{prerel}}
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Release: 7%{?dist}
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Release: 8%{?dist}.1
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Summary: A tool for installing and managing Python packages
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# We bundle a lot of libraries with pip, which itself is under MIT license.
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@ -107,6 +107,14 @@ Patch6: CVE-2021-3572.patch
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# Upstream fix: https://github.com/urllib3/urllib3/commit/2d4a3fee6de2fa45eb82169361918f759269b4ec
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Patch7: CVE-2021-33503.patch
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# CVE-2007-4559, PEP-721, PEP-706: Use tarfile.data_filter for extracting
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# - Minimal downstream-only patch, to be replaced by upstream solution
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# proposed in https://github.com/pypa/pip/pull/12214
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# - Test patch submitted upstream in the above pull request
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# - Patch for vendored distlib, accepted upstream:
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# https://github.com/pypa/distlib/pull/201
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Patch8: cve-2007-4559-tarfile.patch
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# Downstream only patch
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# Users might have local installations of pip from using
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# `pip install --user --upgrade pip` on older/newer versions.
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@ -223,7 +231,9 @@ Recommends: python%{python3_pkgversion}-setuptools
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# Require alternatives version that implements the --keep-foreign flag
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Requires(postun): alternatives >= 1.19.1-1
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# python39 installs the alternatives master symlink to which we attach a slave
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Requires: python%{python3_pkgversion}
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# pip has to require explicit version of python that provides
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# filters in tarfile module (fix for CVE-2007-4559).
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Requires: python%{python3_pkgversion} >= 3.9.17-2
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Requires(post): python%{python3_pkgversion}
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Requires(postun): python%{python3_pkgversion}
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@ -252,6 +262,7 @@ A documentation for a tool for installing and managing Python packages
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%package -n python%{python3_pkgversion}-%{srcname}-wheel
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Summary: The pip wheel
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Requires: ca-certificates
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Conflicts: python%{python3_pkgversion} < 3.9.17-2
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# Virtual provides for the packages bundled by pip:
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%{bundled %{python3_version}}
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@ -290,6 +301,11 @@ sed -i -e 's/csv23/csv/g' tests/lib/wheel.py
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rm -v src/pip/_vendor/distlib/*.exe
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sed -i '/\.exe/d' setup.py
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# Backports for Python 2
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rm src/pip/_vendor/distlib/_backport/shutil.py
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rm src/pip/_vendor/distlib/_backport/tarfile.py
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%build
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%py3_build_wheel
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@ -454,6 +470,14 @@ fi
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%{python_wheeldir}/%{python_wheelname}
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%changelog
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* Fri Feb 16 2024 Tomáš Hrnčiar <thrnciar@redhat.com> - 20.2.4-8.1
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- Require Python with tarfile filters
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Resolves: RHEL-25459
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* Tue Aug 08 2023 Petr Viktorin <pviktori@redhat.com> - 20.2.4-8
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- Use tarfile.data_filter for extracting (CVE-2007-4559, PEP-721, PEP-706)
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Resolves: RHBZ#2218275
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* Thu Oct 14 2021 Charalampos Stratakis <cstratak@redhat.com> - 20.2.4-7
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- Remove bundled windows executables
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- Resolves: rhbz#2006790
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