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[gentoo-announce] [ GLSA 202310-05 ] dav1d: Denial of Service

Posted on 08 October 2023
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 202310-05
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https://security.gentoo.org/
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Severity: Low
Title: dav1d: Denial of Service
Date: October 08, 2023
Bugs: #906107
ID: 202310-05

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Synopsis
========
A vulnerability has been found in dav1d which could result in denial of
service.

Background
==========
dav1d is an AV1 decoder.

Affected packages
=================
Package Vulnerable Unaffected
---------------- ------------ ------------
media-libs/dav1d < 1.2.0 >= 1.2.0

Description
===========
In some circumstances, dav1d might treat an invalid frame as valid,
resulting in a crash.

Impact
======
Malformed frame data can result in a denial of service.

Workaround
==========
Users should avoid parsing untrusted video with dav1d.

Resolution
==========
All dav1d users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/dav1d-1.2.0"

References
==========
[ 1 ] CVE-2023-32570
https://nvd.nist.gov/vuln/detail/CVE-2023-32570

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

https://security.gentoo.org/glsa/202310-05

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 2023 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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