Critical severity · published Oct 14, 2019
CVE-2019-17542
FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c
9.8
CVSS
2.3%
EPSS
No
On KEV
Description
FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0; 10.0 · source: NVD
FF
Ffmpeg · Ffmpeg
before 2.8.16; 3.2 before 3.2.15; 3.4 before 3.4.7; 4.0 before 4.0.5; 4.1 before 4.1.5 · source: NVD
UL
Ubuntu Linux · Canonical
16.04; 18.04; 20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-17542
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-17542
Issue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919
Patch
https://github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2
Mailing List
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
Mailing List
https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
Third Party Advisory
https://security.gentoo.org/glsa/202003-65
Third Party Advisory
https://usn.ubuntu.com/4431-1/
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