CVE-2018-7557

MediumCVSS 6.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

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

Timeline

Published: Feb 28, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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