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Gentoo Linux Security Advisory GLSA 202401-02
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https://security.gentoo.org/
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Severity: Normal
Title: c-ares: Multiple Vulnerabilities
Date: January 05, 2024
Bugs: #807604, #807775, #892489, #905341
ID: 202401-02
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Synopsis
========
Multiple vulnerabilities have been found in c-ares, the worst of which
could result in the loss of confidentiality or integrity.
Background
==========
c-ares is a C library for asynchronous DNS requests (including name
resolves).
Affected packages
=================
Package Vulnerable Unaffected
-------------- ------------ ------------
net-dns/c-ares < 1.19.0 >= 1.19.0
Description
===========
Multiple vulnerabilities have been discovered in c-ares. 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 c-ares users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-dns/c-ares-1.19.0"
References
==========
[ 1 ] CVE-2021-3672
https://nvd.nist.gov/vuln/detail/CVE-2021-3672
[ 2 ] CVE-2021-22930
https://nvd.nist.gov/vuln/detail/CVE-2021-22930
[ 3 ] CVE-2021-22931
https://nvd.nist.gov/vuln/detail/CVE-2021-22931
[ 4 ] CVE-2021-22939
https://nvd.nist.gov/vuln/detail/CVE-2021-22939
[ 5 ] CVE-2021-22940
https://nvd.nist.gov/vuln/detail/CVE-2021-22940
[ 6 ] CVE-2022-4904
https://nvd.nist.gov/vuln/detail/CVE-2022-4904
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202401-02
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
secur...@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
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