829835 – (CVE-2021-45261) sys-devel/patch: invalid free vulnerability

Bug 829835 (CVE-2021-45261) - sys-devel/patch: invalid free vulnerability

Summary: sys-devel/patch: invalid free vulnerability

Status:	CONFIRMED

Alias:	CVE-2021-45261

Product:	Gentoo Security
Classification:	Unclassified
Component:	Vulnerabilities (show other bugs)
Hardware:	All Linux

Importance:	Normal normal (vote)
Assignee:	Gentoo Security

URL:	https://savannah.gnu.org/bugs/?61685
Whiteboard:	A3 [upstream]
Keywords:

Depends on:
Blocks:

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Description John Helmert III archtester

2021-12-22 20:09:12 UTC

CVE-2021-45261:

An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial of Service.

Comment 1 Sam James archtester

2022-08-17 00:18:44 UTC

Possibly fixed by https://git.savannah.gnu.org/cgit/patch.git/commit/?id=15b158db3ae11cb835f2eb8d2eb48e09d1a4af48.

Comment 2 John Helmert III archtester

2022-08-17 17:28:27 UTC

Still triggers an ASAN crash for me