CVEs-PoC/2022/CVE-2022-1925.md

CVE-2022-1925

Description

DOS / potential heap overwrite in mkv demuxing using HEADERSTRIP decompression. Integer overflow in matroskaparse element in gst_matroska_decompress_data function which causes a heap overflow. Due to restrictions on chunk sizes in the matroskademux element, the overflow can't be triggered, however the matroskaparse element has no size checks.

POC

Reference

• https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1225
• https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1225

Github

No PoCs found on GitHub currently.