Home / mailings [gentoo-announce] [ GLSA 202409-27 ] tmux: Null Pointer Dereference
Posted on 28 September 2024
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Gentoo Linux Security Advisory GLSA 202409-27
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https://security.gentoo.org/
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Severity: Normal
Title: tmux: Null Pointer Dereference
Date: September 28, 2024
Bugs: #891783
ID: 202409-27
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Synopsis
========
A vulnerability has been found in tmux which could result in application
crash.
Background
==========
tmux is a terminal multiplexer.
Affected packages
=================
Package Vulnerable Unaffected
------------- ------------ ------------
app-misc/tmux < 3.4 >= 3.4
Description
===========
A null pointer dereference issue was discovered in function
window_pane_set_event in window.c in which allows attackers to cause
denial of service or other unspecified impacts.
Impact
======
Manipulating tmux window state could result in a null pointer
dereference.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All tmux users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-misc/tmux-3.4"
References
==========
[ 1 ] CVE-2022-47016
https://nvd.nist.gov/vuln/detail/CVE-2022-47016
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202409-27
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2024 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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