CVE-2026-121388
MEDIUM
freerdp
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Nov 03, 2026
Vendor
freerdp
Description
FreeRDP from 3.0.0 before 3.32.2 contains an uncontrolled resource allocation vulnerability that allows malicious RDP servers to force large client allocations through the DRDYNVC DATA_FIRST Length field. Attackers can declare lengths up to 4,294,967,295 bytes on running dynamic channels, causing StreamPool_Take to reserve memory before body validation and exhaust client memory.