Date: Fri, 17 Apr 2026 09:04:20 +0000 From: bugzilla-noreply@freebsd.org To: python@FreeBSD.org Subject: [Bug 294486] lang/python314: needs fix for CVE-2026-6100 use-after-free in decompressors when reusing instances after MemoryError Message-ID: <bug-294486-21822-3m2isTpQJe@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-294486-21822@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=294486 --- Comment #5 from Matthias Andree <mandree@FreeBSD.org> --- The branch main has been updated by diizzy: URL: https://cgit.FreeBSD.org/ports/commit/?id=013edbc0a89fc65ca15a5a9b49ef9056859f69db commit 013edbc0a89fc65ca15a5a9b49ef9056859f69db Author: Matthias Andree <mandree@FreeBSD.org> AuthorDate: 2026-04-13 00:10:42 +0000 Commit: Daniel Engberg <diizzy@FreeBSD.org> CommitDate: 2026-04-16 21:38:32 +0000 lang/python314: Security update + other fixes Fix critical use-after-free bug in LZMA/BZ2/ZLib decompressor routines when reusing decompressor instances after a MemoryError was raised from one. While here: - fix DEBUG build/package (several %%ABI%% were in the wrong place in pkg-plist that caused failed installs) - switch to using system textproc/expat2 library - issue warnings in pre-test that IPV6, PYMALLOC are required and DEBUG also breaks one self-test - bump PORTREVISION - drop LTOFULL again and make LTO use =full References: https://mail.python.org/archives/list/security-announce@python.org/thread/HTWB2Z6KT5QQX4RYEZAFININDHNOSIF3 https://www.cve.org/CVERecord?id=CVE-2026-6100 https://github.com/python/cpython/pull/148396 Obtained from: GitHub repo https://github.com/python/cpython/commit/c8d8173c4b06d06902c99ec010ad785a30952880 Security: CVE-2026-6100 b8e9f33c-375d-11f1-a119-e36228bfe7d4 -- You are receiving this mail because: You are on the CC list for the bug.home | help
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