A systemd security update has been released for Gentoo Linux.

GLSA 202107-48 : systemd: Multiple vulnerabilities

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Gentoo Linux Security Advisory GLSA 202107-48
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  https://security.gentoo.org/
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Severity: Normal
Title: systemd: Multiple vulnerabilities
Date: July 20, 2021
Bugs: #789399, #803041
ID: 202107-48

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Synopsis
=======
Multiple vulnerabilities have been found in systemd, the worst of which
could result in a Denial of Service condition.

Background
=========
A system and service manager.

Affected packages
================
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Package / Vulnerable / Unaffected
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1 sys-apps/systemd < 248.5 >= 248.5

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

Impact
=====
Please review the referenced CVE identifiers for details.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All systemd users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-apps/systemd-248.5"

References
=========
[ 1 ] CVE-2020-13529
  https://nvd.nist.gov/vuln/detail/CVE-2020-13529
[ 2 ] CVE-2021-33910
  https://nvd.nist.gov/vuln/detail/CVE-2021-33910

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

  https://security.gentoo.org/glsa/202107-48

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 2021 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