[ GLSA 202608-11 ] haveged: Privilege escalation

[email protected] Sat, 15 Aug 2026 00:17:04 -0000
Newsgroups	gmane.linux.gentoo.announce
Message-ID	<178675302508.1.12319724658627806319@cdebd0f5f1fc>
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Gentoo Linux Security Advisory                           GLSA 202608-11
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                                           https://security.gentoo.org/
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 Severity: High
    Title: haveged: Privilege escalation
     Date: August 15, 2026
     Bugs: #975496
       ID: 202608-11

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Synopsis
========

A vulnerability has been discovered in haveged which could allow local
privilege escalation

Background
==========

haveged is a simple entropy daemon using the HAVEGE algorithm.

Affected packages
=================

Package           Vulnerable    Unaffected
----------------  ------------  ------------
sys-apps/haveged  < 1.9.21      >= 1.9.21

Description
===========

A vulnerability has been discovered in haveged. Please review the CVE
identifier referenced below for details.

Impact
======

Root privilege escalation may be achieved by an attacker.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All haveged users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-apps/haveged-1.9.21"

Alternatively, consider not using haveged anymore on modern Linux kernel
versions, per https://www.openwall.com/lists/oss-security/2026/05/19/4

References
==========

[ 1 ] CVE-2026-41054
      https://nvd.nist.gov/vuln/detail/CVE-2026-41054

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/202608-11

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 2026 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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