GLSA 202608-11: haveged: Privilege escalation

http://security.gentoo.org/

Severity:	high
Title:	haveged: Privilege escalation
Date:	08/15/2026
Bugs:	#975496
ID:	202608-11

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	Architecture(s)
sys-apps/haveged	< 1.9.21	>= 1.9.21	All supported architectures

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

CVE-2026-41054

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202608-11.xml

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.