CVEs-PoC/2018/CVE-2018-13305.md

CVE-2018-13305

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.

POC

Reference

No PoCs from references.

Github

• https://github.com/aflsmart/aflsmart
• https://github.com/andir/nixos-issue-db-example