CVE-2018-7557 — Out-of-bounds Read in Ffmpeg

CWE-125 — Out-of-bounds Read4 documents4 sources
Severity
6.5MEDIUMNVD
EPSS
1.1%
top 22.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FfmpegDebian FfmpegDebian Linux
Timeline
PublishedFeb 28
Latest updateMay 13

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 vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/ffmpeg< ffmpeg 7:3.4.3-1 (bookworm)
▶Debianffmpeg/ffmpeg< 7:3.4.3-1+3
▶NVDffmpeg/ffmpeg2.8 — 3.4.2

Also affects: Debian Linux 8.0, 9.0

Patches

Patch: git.ffmpeg.org ↗Patch: github.com ↗Patch: git.ffmpeg.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-6wh2-f463-c2vf: The decode_init function in libavcodec/utvideodec↗2022-05-13
▶
OSV
CVE-2018-7557: The decode_init function in libavcodec/utvideodec↗2018-02-28
▶

📋Vendor Advisories

1
Debian
CVE-2018-7557: ffmpeg - The decode_init function in libavcodec/utvideodec.c in FFmpeg 2.8 through 3.4.2 ...↗2018
▶