Gentoo Linux Security Advisory 202401-29 - A vulnerability has been discovered in sudo which can lead to execution manipulation through rowhammer-style memory manipulation. Versions less than 1.9.15_p2 are affected.
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Gentoo Linux Security Advisory GLSA 202401-29
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https://security.gentoo.org/
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Severity: High
Title: sudo: Memory Manipulation
Date: January 24, 2024
Bugs: #920510
ID: 202401-29
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Synopsis
========
A vulnerability has been discovered in sudo which can lead to execution
manipulation through rowhammer-style memory manipulation.
Background
==========
sudo allows a system administrator to give users the ability to run
commands as other users.
Affected packages
=================
Package Vulnerable Unaffected
-------------- ------------ ------------
app-admin/sudo < 1.9.15_p2 >= 1.9.15_p2
Description
===========
Multiple vulnerabilities have been discovered in sudo. Please review the
CVE identifiers referenced below for details.
Impact
======
Stack/register variables can be flipped via fault injection, affecting
execution flow in security-sensitive code.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All sudo users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-admin/sudo-1.9.15_p2"
References
==========
[ 1 ] CVE-2023-42465
https://nvd.nist.gov/vuln/detail/CVE-2023-42465
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202401-29
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