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Bug 891783 (CVE-2022-47016) - app-misc/tmux: null pointer dereference
Summary: app-misc/tmux: null pointer dereference
Status: CONFIRMED
Alias: CVE-2022-47016
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Security
URL: https://github.com/tmux/tmux/issues/3312
Whiteboard: A3 [upstream/ebuild]
Keywords:
Depends on:
Blocks:
 
Reported: 2023-01-22 23:25 UTC by John Helmert III
Modified: 2023-01-23 14:40 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2023-01-22 23:25:05 UTC
CVE-2022-47016:

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in tmux 3.0 thru 3.3 allows attackers to cause denial of service or other unspecified impacts.

Upstream is no help in tracking a fix. The upstream issue says "Fixed
in OpenBSD, will be in GitHub later, thanks.", and subsequently locked
with no reference to any commit.
Comment 1 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2023-01-22 23:31:11 UTC
I've asked about any fix: https://github.com/tmux/tmux/issues/3447
Comment 2 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2023-01-23 14:40:35 UTC
Patch is not yet released: https://github.com/tmux/tmux/commit/e86752820993a00e3d28350cbe46878ba95d9012