VULNERABILITY INTELLIGENCE
CVE-2018-13305
CVSS score8.1 HIGH
EPSS probability1.41%
CISA KEVNot currently listed
Published2018-07-05
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Description
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.
Weakness classification
- CWE-125: Out-of-bounds Read