Headline
Gentoo Linux Security Advisory 202210-38
Gentoo Linux Security Advisory 202210-38 - A vulnerability has been found in Expat which could result in denial of service. Versions less than 2.5.0 are affected.
Gentoo Linux Security Advisory GLSA 202210-38
https://security.gentoo.org/
Severity: Low
Title: Expat: Denial of Service
Date: October 31, 2022
Bugs: #878271
ID: 202210-38
Synopsis
A vulnerability has been found in Expat which could result in denial of
service.
Background
Expat is a set of XML parsing libraries.
Affected packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-libs/expat < 2.5.0 >= 2.5.0
Description
In certain out-of-memory situations, Expat may free memory before it
should, leading to a use-after-free.
Impact
A use-after-free can result in denial of service.
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 “>=dev-libs/expat-2.5.0”
References
[ 1 ] CVE-2022-43680
https://nvd.nist.gov/vuln/detail/CVE-2022-43680
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202210-38
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
[email protected] 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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