CVE-2022-1920: Debian Linux

High severity, CVSS 7.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Integer overflow in matroskademux element in gst_matroska_demux_add_wvpk_header function which allows a heap overwrite while parsing matroska files. Potential for arbitrary code execution through heap overwrite.

Affected products

• Debian Debian Linux: version 10.0 only; version 11.0 only
• Gstreamer Gstreamer: before 1.20.3 (fixed in 1.20.3)

Published 2022-07-19. Last modified 2026-06-17.