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.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.30% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.8% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-10-14 01:09Z7 YR AGO
- Last updated
- 2024-08-05 01:40Z2 YR AGO
- Reserved
- 2019-10-14
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 447659a1cf88bb002afa007f3f8b43593fbadeee3c82c2dc59cbb5310f681132
05 Affected products
06 References
- github.comhttps://github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2
- bugs.chromium.orghttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919
- lists.debian.org[debian-lts-announce] 20191205 [SECURITY] [DLA 2021-1] libav security updatehttps://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
- security.gentoo.orgGLSA-202003-65https://security.gentoo.org/glsa/202003-65
- www.debian.orgDSA-4722https://www.debian.org/security/2020/dsa-4722
- lists.debian.org[debian-lts-announce] 20200727 [SECURITY] [DLA 2291-1] ffmpeg security updatehttps://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
- usn.ubuntu.comUSN-4431-1https://usn.ubuntu.com/4431-1/
07 Fixed in
Debian 12
- ffmpeg Fixed in 7:4.2.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- ffmpeg Fixed in 7:4.2.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- ffmpeg Fixed in 7:4.2.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- ffmpeg Fixed in 7:2.8.17-0ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- ffmpeg Fixed in 7:3.4.8-0ubuntu0.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.