CVE-2026-22856

HIGH

8.1

Description

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.

Details CVE

Score CVSS v3.18.1

SeveriteHIGH

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

Vecteur d'attaqueNETWORK

ComplexiteHIGH

Privileges requisNONE

Interaction utilisateurNONE

Publie1/14/2026

Derniere modification1/20/2026

Sourcenvd

Observations honeypot0

Produits affectes

freerdp:freerdp

Faiblesses (CWE)

CWE-362CWE-416

References

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)

Correlations IOC

Aucune correlation enregistree

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