CVE-2021-3497
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.2%
exploitation probability
1.2%top 33% of all CVEs
observed exploitation
nono source reports it
GStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files.
Affected products
n/a · gstreamer-plugins-good