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Gentoo Linux Security Advisory                           GLSA 202208-16
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                                           https://security.gentoo.org/
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 Severity: Low
    Title: faac: Denial of service
     Date: August 10, 2022
     Bugs: #762505
       ID: 202208-16

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Synopsis
=======
A vulnerability in faac could result in denial of service.

Background
=========
faac contains free MPEG-4 audio codecs by AudioCoding.com.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  media-libs/faac            < 1.30                        >= 1.30

Description
==========
An invalid pointer can be dereferenced in the huffcode function of
libfaac/huff2.c, leading to a crash.

Impact
=====
An attacker with the ability to provide crafted input to faac could cause a denial of service.

Workaround
=========
There is no known workaround at this time.

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

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-libs/faac-1.30"

References
=========
[ 1 ] CVE-2018-19886
      https://nvd.nist.gov/vuln/detail/CVE-2018-19886

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

 https://security.gentoo.org/glsa/202208-16

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/