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[gentoo-announce] [ GLSA 202209-11 ] HarfBuzz: Multiple vulnerabilities

Posted on 25 September 2022
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 202209-11
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https://security.gentoo.org/
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Severity: High
Title: HarfBuzz: Multiple vulnerabilities
Date: September 25, 2022
Bugs: #830372, #856049
ID: 202209-11

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

Background
==========
HarfBuzz is an OpenType text shaping engine.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-libs/harfbuzz < 4.4.0 >= 4.4.0

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/harfbuzz-4.4.0"

References
==========
[ 1 ] CVE-2021-45931
https://nvd.nist.gov/vuln/detail/CVE-2021-45931
[ 2 ] CVE-2022-33068
https://nvd.nist.gov/vuln/detail/CVE-2022-33068

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

https://security.gentoo.org/glsa/202209-11

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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