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[gentoo-announce] [ GLSA 202402-01 ] glibc: Multiple Vulnerabilities

Posted on 02 February 2024
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 202402-01
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https://security.gentoo.org/
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Severity: High
Title: glibc: Multiple Vulnerabilities
Date: February 02, 2024
Bugs: #918412, #923352
ID: 202402-01

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Synopsis
========
Multiple vulnerabilities in glibc could result in Local Privilege
Escalation.

Background
==========
glibc is a package that contains the GNU C library.

Affected packages
=================
Package Vulnerable Unaffected
-------------- ------------ ------------
sys-libs/glibc < 2.38-r10 >= 2.38-r10

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.38-r10"

References
==========
[ 1 ] CVE-2023-5156
https://nvd.nist.gov/vuln/detail/CVE-2023-5156
[ 2 ] CVE-2023-6246
https://nvd.nist.gov/vuln/detail/CVE-2023-6246
[ 3 ] CVE-2023-6779
https://nvd.nist.gov/vuln/detail/CVE-2023-6779
[ 4 ] CVE-2023-6780
https://nvd.nist.gov/vuln/detail/CVE-2023-6780
[ 5 ] GLIBC-SA-2024-0001
[ 6 ] GLIBC-SA-2024-0002
[ 7 ] GLIBC-SA-2024-0003

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

https://security.gentoo.org/glsa/202402-01

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 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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