Security Advisory

CVE-2026-91947

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-15 15:18:05

Last updated 2026-09-15 15:18:05

Assigner VulnCheck

CVSS score 7.7

State PUBLISHED

Description

FreeRDP server versions before 3.31.0 contain a use-after-free vulnerability in the DRDYNVC parser that dereferences a channel pointer after releasing the synchronization lock. Authenticated clients can race AUDIN channel closure messages against DRDYNVC data parsing to trigger heap-use-after-free when accessing freed channel objects.

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