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Gentoo Linux Security Advisory 202401-29

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


                                       https://security.gentoo.org/  

Severity: High
Title: sudo: Memory Manipulation
Date: January 24, 2024
Bugs: #920510
ID: 202401-29


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
[email protected] 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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