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[PATCH] [3.11] gh-148395: Fix a possible UAF in `{LZMA,BZ2}Decompressor` (GH-148396...
authorStan Ulbrych <stan@python.org>
Mon, 13 Apr 2026 21:42:36 +0000 (22:42 +0100)
committerArnaud Rebillout <arnaudr@debian.org>
Tue, 14 Apr 2026 04:38:32 +0000 (11:38 +0700)
commit91671b35f46d0dd0dd14493e8252074cc8b606ba
treeeefdfc4f1549745960abebda927e5598e10674d4tree | snapshot
parent09cea458e46b79dc00fe00f44084e207a7a994dccommit | diff
[PATCH] [3.11] gh-148395: Fix a possible UAF in `{LZMA,BZ2}Decompressor` (GH-148396) (#148504)

Fix dangling input pointer after `MemoryError` in _lzma/_bz2/_ZlibDecompressor.decompress

(cherry picked from commit 8fc66aef6d7b3ae58f43f5c66f9366cc8cbbfcd2)

Origin: upstream, https://github.com/python/cpython/commit/e20c6c9667c99ecaab96e1a2b3767082841ffc8b

Gbp-Pq: Name CVE-2026-6100.patch
Misc/NEWS.d/next/Security/2026-04-10-16-28-21.gh-issue-148395.kfzm0G.rst [new file with mode: 0644] blob
Modules/_bz2module.c diff | blob | history
Modules/_lzmamodule.c diff | blob | history
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