PT-2026-2929

CVE-2026-22851

Published

2026-01-01

Updated

2026-06-11

Description by

CVSS 4.0

8.2

High

MetricsAV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.20.1

Description FreeRDP, a free implementation of the Remote Desktop Protocol, contains a flaw due to a race condition between the RDPGFX dynamic virtual channel thread and the SDL render thread. This condition results in a heap use-after-free issue. Specifically, a pointer to sdl->primary (SDL Surface) is accessed after being freed during RDPGFX ResetGraphics handling.

Recommendations Update to version 3.20.1 or later.

Exploitability

Exploit

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

CWE-416: Use After Free

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization (\'Race Condition\')

Related identifiers