CVE-2018-13305
HIGHFfmpeg - Out-of-Bounds Read
Title source: ruleDescription
In FFmpeg 4.0.1, due to a missing check for negative values of the mquant variable, the vc1_put_blocks_clamped function in libavcodec/vc1_block.c may trigger an out-of-array access while converting a crafted AVI file to MPEG4, leading to an information disclosure or a denial of service.
Scores
CVSS v3
8.1
EPSS
0.0040
EPSS Percentile
60.5%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Classification
CWE
CWE-125
Status
published
Affected Products (1)
ffmpeg/ffmpeg
Timeline
Published
Jul 05, 2018
Tracked Since
Feb 18, 2026