Vulnerability Description
FreeRDP before 3.29.0 contains a heap out-of-bounds read vulnerability in the TSMF FFmpeg decoder when parsing AVC1 MPEG2VIDEOINFO media types with insufficient ExtraData. Attackers can send malformed media format data from a server to trigger a crash by reading fixed offsets without validating source buffer length.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/FreeRDP/FreeRDP/commit/8d3b86022f0d71aefa7bd2e466d2d391693a41
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-whq8-c3v3-p8v8
- https://www.vulncheck.com/advisories/freerdp-before-heap-out-of-bounds-read-via-
FAQ
What is CVE-2026-67290?
CVE-2026-67290 is a vulnerability with a CVSS score of 7.5 (HIGH). FreeRDP before 3.29.0 contains a heap out-of-bounds read vulnerability in the TSMF FFmpeg decoder when parsing AVC1 MPEG2VIDEOINFO media types with insufficient ExtraData. Attackers can send malformed...
How severe is CVE-2026-67290?
CVE-2026-67290 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-67290?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.