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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/

Gentoo: GLSA-202401-29: sudo: Memory Manipulation

A vulnerability has been discovered in sudo which can lead to execution manipulation through rowhammer-style memory manipulation.

Summary

Multiple vulnerabilities have been discovered in sudo. Please review the CVE identifiers referenced below for details.

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.

Severity
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

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.

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