CVE-2018-12458

MEDIUM

FFmpeg <4.1 - DoS

Title source: llm

Description

An improper integer type in the mpeg4_encode_gop_header function in libavcodec/mpeg4videoenc.c in FFmpeg 2.8 and 4.0 may trigger an assertion violation while converting a crafted AVI file to MPEG4, leading to a denial of service.

References (3)

[Patch, Third Party Advisory] https://github.com/FFmpeg/FFmpeg/commit/6bbef938839adc55e8e048bc9cc2e0fafe2064df

[Issue Tracking, Patch, Third Party Advisory] https://github.com/FFmpeg/FFmpeg/commit/e1182fac1afba92a4975917823a5f644bee7e6e8

View Patch ZIP pw:eip

[Third Party Advisory] https://www.debian.org/security/2018/dsa-4249

Scores

CVSS v3 6.5

EPSS 0.0096

EPSS Percentile 76.6%

Attack Vector NETWORK

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

Details

CWE

CWE-20

Status published

Products (3)

debian/debian_linux 9.0

ffmpeg/ffmpeg 2.8

ffmpeg/ffmpeg 4.0

Published Jun 15, 2018

Tracked Since Feb 18, 2026