CVE-2026-67290

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 v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/FreeRDP/FreeRDP/commit/8d3b86022f0d71aefa7bd2e466d2d391693a41b3
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-whq8-c3v3-p8v8
https://www.vulncheck.com/advisories/freerdp-before-heap-out-of-bounds-read-via-tsmf

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-01 13:16

Updated : 2026-08-31 20:25

NVD link : CVE-2026-67290

Mitre link : CVE-2026-67290

CVE.ORG link : CVE-2026-67290

JSON object : View

Products Affected

No product.

CWE

CWE-125

Out-of-bounds Read

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