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[gentoo-announce] [ GLSA 202505-06 ] glibc: Buffer Overflow

Posted on 12 May 2025
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 202505-06
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https://security.gentoo.org/
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Severity: High
Title: glibc: Buffer Overflow
Date: May 12, 2025
Bugs: #948592
ID: 202505-06

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Synopsis
========
A vulnerability has been discovered in glibc, which can lead to
execution of arbitrary code..

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

Affected packages
=================
Package Vulnerable Unaffected
-------------- ------------ ------------
sys-libs/glibc < 2.40-r8 >= 2.40-r8

Description
===========
A vulnerability has been discovered in glibc. Please review the CVE
identifier referenced below for details.

Impact
======
Please review the referenced CVE identifier 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-2.40-r8"

References
==========
[ 1 ] CVE-2025-0395
https://nvd.nist.gov/vuln/detail/CVE-2025-0395

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

https://security.gentoo.org/glsa/202505-06

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 2025 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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