A RPM security update has been released for Gentoo Linux.

GLSA 202210-22 : RPM: Multiple Vulnerabilities

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Gentoo Linux Security Advisory GLSA 202210-22
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  https://security.gentoo.org/
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Severity: High
Title: RPM: Multiple Vulnerabilities
Date: October 31, 2022
Bugs: #830380, #866716
ID: 202210-22

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Synopsis
=======
Multiple vulnerabilities have been found in RPM, the worst of which
could lead to root privilege escalation.

Background
=========
The Red Hat Package Manager (RPM) is a command line driven package
management system capable of installing, uninstalling, verifying,
querying, and updating computer software packages.

Affected packages
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Package / Vulnerable / Unaffected
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1 app-arch/rpm < 4.18.0 >= 4.18.0

Description
==========
Multiple vulnerabilities have been discovered in RPM. 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 RPM users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/rpm-4.18.0"

References
=========
[ 1 ] CVE-2021-3521
  https://nvd.nist.gov/vuln/detail/CVE-2021-3521
[ 2 ] CVE-2021-35937
  https://nvd.nist.gov/vuln/detail/CVE-2021-35937
[ 3 ] CVE-2021-35938
  https://nvd.nist.gov/vuln/detail/CVE-2021-35938
[ 4 ] CVE-2021-35939
  https://nvd.nist.gov/vuln/detail/CVE-2021-35939

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

  https://security.gentoo.org/glsa/202210-22

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 2022 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