CVE-2022-1925 Information

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.

Reference

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