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AUSCERT External Security Bulletin Redistribution
ESB-2019.3288
[DLA 1899-1] faad2 vulnerability - security update
29 August 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: faad2
Publisher: Debian
Operating System: Debian GNU/Linux 8
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-15296 CVE-2019-6956 CVE-2018-20360
CVE-2018-20199 CVE-2018-20196 CVE-2018-19502
Original Bulletin:
https://security-tracker.debian.org/tracker/DLA-1899-1
https://lists.debian.org/debian-lts-announce/2019/08/msg00033.html
Comment: This advisory references vulnerabilities in the Linux kernel that
also affect distributions other than Debian. It is recommended that
administrators running Linux check for an updated version of the
kernel for their system.
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Package : faad2
Version : 2.7-8+deb8u3
CVE ID : CVE-2018-19502 CVE-2018-20196 CVE-2018-20199 CVE-2018-20360
CVE-2019-6956 CVE-2019-15296
Debian Bug : 914641
Multiple vulnerabilities have been discovered in faad2, the Freeware Advanced
Audio Coder:
CVE-2018-19502
Heap buffer overflow in the function excluded_channels (libfaad/syntax.c).
This vulnerability might allow remote attackers to cause denial of service
via crafted MPEG AAC data.
CVE-2018-20196
Stack buffer overflow in the function calculate_gain (libfaad/br_hfadj.c).
This vulnerability might allow remote attackers to cause denial of service
or any unspecified impact via crafted MPEG AAC data.
CVE-2018-20199
CVE-2018-20360
NULL pointer dereference in the function ifilter_bank (libfaad/filtbank.c).
This vulnerability might allow remote attackers to cause denial of service
via crafted MPEG AAC data.
CVE-2019-6956
Global buffer overflow in the function ps_mix_phase (libfaad/ps_dec.c).
This vulnerability might allow remote attackers to cause denial of service
or any other unspecified impact via crafted MPEG AAC data.
CVE-2019-15296
Buffer overflow in the function faad_resetbits (libfaad/bits.c). This
vulnerability might allow remote attackers to cause denial of service via
crafted MPEG AAC data.
For Debian 8 "Jessie", these problems have been fixed in version
2.7-8+deb8u3.
We recommend that you upgrade your faad2 packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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