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Gentoo: GLSA 202409-27 normal: tmux null pointer dereference issue

gentoo
Calendar Grey September 28, 2024
Dist Gentoo Esm H88
Gentoo Alert GLSA 202409-28: Severe gnome-shell buffer overflow vulnerability prompts users to update for security.
A vulnerability has been found in tmux which could result in application crash.

Summary

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.

Topics%20covered

Topics Covered

security advisory denial of service gentoo null pointer crash normal tmux

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
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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.

Severity: Normal
Title: tmux: Null Pointer Dereference
Date: September 28, 2024
Bugs: #891783
ID: 202409-27

Topics%20covered

Topics Covered

security advisory denial of service gentoo null pointer crash normal tmux

Synopsis

A vulnerability has been found in tmux which could result in application crash.

Background

tmux is a terminal multiplexer.

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Affected Packages

Package Vulnerable Unaffected ------------- ------------ ------------ app-misc/tmux < 3.4 >= 3.4

Impact

Manipulating tmux window state could result in a null pointer dereference.

Workaround

There is no known workaround at this time.