CVE-2026-121395
MEDIUM
freerdp
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Nov 03, 2026
Vendor
freerdp
Description
FreeRDP from 3.17.0 before 3.32.2 contains an assertion failure in the RemoteFX differential decoder when verbose WinPR assertions are enabled. A malicious RDP server can send a crafted RemoteFX tile with adjacent LL3 coefficients summing beyond signed 16-bit range to abort the client process.