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.

• CWE-125

• 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

Published

Feb 28, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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