VulnerabilityModified
CVE-2018-7557
The decode_init function in libavcodec/utvideodec.c in FFmpeg 2.8 through 3.4.2 allows remote attackers to cause a denial of service (Out of array read) via an AVI file with crafted dimensions within chroma subsampling data.
MEDIUM 6.5EPSS 1.88%
Does this matter?
Lower severity and a low EPSS score (1.88%). Track it; it rarely justifies an emergency change on its own.
Description
The decode_init function in libavcodec/utvideodec.c in FFmpeg 2.8 through 3.4.2 allows remote attackers to cause a denial of service (Out of array read) via an AVI file with crafted dimensions within chroma subsampling data.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.88% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- ffmpeg/ffmpeg · debian/debian linux
- Source
- cve@mitre.org
References
- https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/7414d0bda7763f9bd69c26c068e482ab297c1c96Patch, Vendor Advisory
- https://github.com/FFmpeg/FFmpeg/commit/e724bd1dd9efea3abb8586d6644ec07694afceaePatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-65Third Party Advisory
- https://www.debian.org/security/2018/dsa-4249Third Party Advisory
- https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/7414d0bda7763f9bd69c26c068e482ab297c1c96Patch, Vendor Advisory
- https://github.com/FFmpeg/FFmpeg/commit/e724bd1dd9efea3abb8586d6644ec07694afceaePatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-65Third Party Advisory
- https://www.debian.org/security/2018/dsa-4249Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.