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Gentoo Linux Security Advisory 202209-24

Gentoo Linux Security Advisory 202209-24
Posted Sep 30, 2022
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202209-24 - Multiple vulnerabilities have been discovered in Expat, the worst of which could result in arbitrary code execution. Versions less than 2.4.9 are affected.

tags | advisory, arbitrary, vulnerability, code execution
systems | linux, gentoo
advisories | CVE-2021-45960, CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824, CVE-2022-22825, CVE-2022-22826, CVE-2022-22827, CVE-2022-23852, CVE-2022-23990, CVE-2022-25235, CVE-2022-25236, CVE-2022-25313, CVE-2022-25314
SHA-256 | 2ce98ac3693f706e145cfd62612f4e95aba33619815a6e436ea16ca923e8b420

Gentoo Linux Security Advisory 202209-24

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 202209-24
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https://security.gentoo.org/
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Severity: High
Title: Expat: Multiple Vulnerabilities
Date: September 29, 2022
Bugs: #791703, #830422, #831918, #833431, #870097
ID: 202209-24

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Synopsis
=======
Multiple vulnerabilities have been discovered in Expat, the worst of
which could result in arbitrary code execution.

Background
=========
Expat is a set of XML parsing libraries.

Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-libs/expat < 2.4.9 >= 2.4.9

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

# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-libs/expat-2.4.9"

References
=========
[ 1 ] CVE-2021-45960
https://nvd.nist.gov/vuln/detail/CVE-2021-45960
[ 2 ] CVE-2021-46143
https://nvd.nist.gov/vuln/detail/CVE-2021-46143
[ 3 ] CVE-2022-22822
https://nvd.nist.gov/vuln/detail/CVE-2022-22822
[ 4 ] CVE-2022-22823
https://nvd.nist.gov/vuln/detail/CVE-2022-22823
[ 5 ] CVE-2022-22824
https://nvd.nist.gov/vuln/detail/CVE-2022-22824
[ 6 ] CVE-2022-22825
https://nvd.nist.gov/vuln/detail/CVE-2022-22825
[ 7 ] CVE-2022-22826
https://nvd.nist.gov/vuln/detail/CVE-2022-22826
[ 8 ] CVE-2022-22827
https://nvd.nist.gov/vuln/detail/CVE-2022-22827
[ 9 ] CVE-2022-23852
https://nvd.nist.gov/vuln/detail/CVE-2022-23852
[ 10 ] CVE-2022-23990
https://nvd.nist.gov/vuln/detail/CVE-2022-23990
[ 11 ] CVE-2022-25235
https://nvd.nist.gov/vuln/detail/CVE-2022-25235
[ 12 ] CVE-2022-25236
https://nvd.nist.gov/vuln/detail/CVE-2022-25236
[ 13 ] CVE-2022-25313
https://nvd.nist.gov/vuln/detail/CVE-2022-25313
[ 14 ] CVE-2022-25314
https://nvd.nist.gov/vuln/detail/CVE-2022-25314
[ 15 ] CVE-2022-25315
https://nvd.nist.gov/vuln/detail/CVE-2022-25315
[ 16 ] CVE-2022-40674
https://nvd.nist.gov/vuln/detail/CVE-2022-40674

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

https://security.gentoo.org/glsa/202209-24

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
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