PT-2026-92073 · Freerdp+1 · Freerdp+1

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CVE-2026-91954

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Published

2026-09-15

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Updated

2026-09-24

CVSS v4.0

7.1

High

VectorAV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.31.0
Description A null pointer dereference occurs in the gdi surface bits function when processing Surface Bits commands that use the NSCodec codec ID. A malicious RDP server can cause a client crash by sending a specially crafted Surface Bits command that claims to use NSCodec, regardless of whether the codec is disabled.
Recommendations Update to version 3.31.0 or later.

Exploit

Fix

NULL Pointer Dereference

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Weakness Enumeration

Related Identifiers

CVE-2026-91954
GHSA-FFJR-P229-HPCH

Affected Products

Freerdp
Ubuntu