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Gentoo Linux Security Advisory GLSA 202208-06
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https://security.gentoo.org/
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Severity: Normal
Title: lxml: Multiple Vulnerabilities
Date: August 10, 2022
Bugs: #777579, #829053, #856598
ID: 202208-06
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Synopsis
=======
Multiple vulnerabilities have been discovered in lxml, the worst of
which could result in denial of service.
Background
=========
lxml is a Pythonic binding for the libxml2 and libxslt libraries.
Affected packages
================
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Package / Vulnerable / Unaffected
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1 dev-python/lxml < 4.9.1 >= 4.9.1
Description
==========
Multiple vulnerabilities have been discovered in lxml. 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 lxml users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">Şv-python/lxml-4.9.1"
References
=========
[ 1 ] CVE-2021-28957
https://nvd.nist.gov/vuln/detail/CVE-2021-28957
[ 2 ] CVE-2021-43818
https://nvd.nist.gov/vuln/detail/CVE-2021-43818
[ 3 ] CVE-2022-2309
https://nvd.nist.gov/vuln/detail/CVE-2022-2309
[ 4 ] GHSL-2021-1037
[ 5 ] GHSL-2021-1038
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202208-06
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 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