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CVE-2018-12447

Description

The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution.

POC

Reference

- https://drive.google.com/open?id=1J3hTt8XHz7u7QDSNYxEuwFZTO6Baggl0

- https://github.com/ebel34/bpg-web-encoder/issues/2

Github

No PoCs found on GitHub currently.