[3.10] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037)
#135070
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…th.realpath(strict='allow_missing')` (pythonGH-135037) Addresses CVEs 2024-12718, 2025-4138, 2025-4330, and 2025-4517. (cherry picked from commit 3612d8f) (cherry picked from commit c358142) (cherry picked from commit 371b4ea) Co-authored-by: Łukasz Langa <lukasz@langa.pl> Signed-off-by: Łukasz Langa <lukasz@langa.pl> Co-authored-by: Petr Viktorin <encukou@gmail.com> Co-authored-by: Seth Michael Larson <seth@python.org> Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com> Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This was referenced Jun 3, 2025
Merged
non-strict test for unreadable symlinks, whch isn't supported before 3.13.
unrelated to the security fix.
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3.10's |
encukou
approved these changes
Jun 3, 2025
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Addresses CVEs 2024-12718, 2025-4138, 2025-4330, and 2025-4517.
(cherry picked from commit 3612d8f)
Co-authored-by: Łukasz Langa lukasz@langa.pl
Co-authored-by: Petr Viktorin encukou@gmail.com
Co-authored-by: Seth Michael Larson seth@python.org
Co-authored-by: Adam Turner 9087854+AA-Turner@users.noreply.github.com
Co-authored-by: Serhiy Storchaka storchaka@gmail.com
filter="tar"/filter="data") #135034