CVE-2026-24680
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
3Tags
Description
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, sdl_Pointer_New frees data on failure, then pointer_free calls sdl_Pointer_Free and frees it again, triggering ASan UAF. This vulnerability is fixed in 3.22.0.
Analysis
FreeRDP versions prior to 3.22.0 contain a use-after-free vulnerability in pointer handling where sdl_Pointer_New and sdl_Pointer_Free both attempt to free the same memory, causing a denial of service condition. An attacker with network access can trigger this memory corruption to crash RDP client instances without authentication. …
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Remediation
Within 24 hours: Identify all systems running FreeRDP versions prior to 3.22.0 and assess exposure. Within 7 days: Deploy FreeRDP 3.22.0 or later across all affected systems; prioritize production RDP servers and client endpoints. …
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