Gentoo: GLSA-202208-16: faac: Denial of service
Summary
An invalid pointer can be dereferenced in the huffcode function of libfaac/huff2.c, leading to a crash.
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.
Background
faac contains free MPEG-4 audio codecs by AudioCoding.com.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-libs/faac < 1.30 >= 1.30
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.