CVE-2026-22856

HIGH

8.1

Descripcion

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a race in the serial channel IRP thread tracking allows a heap use‑after‑free when one thread removes an entry from serial->IrpThreads while another reads it. This vulnerability is fixed in 3.20.1.

Detalles CVE

Puntuacion CVSS v3.18.1

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadHIGH

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado1/14/2026

Ultima modificacion1/20/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

freerdp:freerdp

Debilidades (CWE)

CWE-362CWE-416

Referencias

https://github.com/FreeRDP/FreeRDP/releases/tag/3.20.1(security-advisories@github.com)

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-w842-c386-fxhv(security-advisories@github.com)

Correlaciones IOC

Sin correlaciones registradas

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