CVE-2026-109254

MEDIUMCVSS 5.9

Description

FreeRDP 2.1.0 before 3.32.0 contains a use-after-free vulnerability in the static rdpsnd channel disconnect path, which frees audio formats and device without joining play_thread. A malicious RDP server can disconnect while asynchronous Wave2 playback processes queued PDUs, causing the client to read freed heap memory and crash.

Timeline

Published:October 12th, 2026 5:17 PM

Last modified:November 2nd, 2026 8:51 PM

CVSS Scoring

CVSS v3: 5.9 (MEDIUM)

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H

Affected Software

From NVD CPE configuration data

Vendors

freerdp

Products

freerdp

Weaknesses (CWE)

CWE-416

References & Reports

Advisories, patches, and third-party reports

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-vqxm-9w7c-hvvxExploit
https://www.vulncheck.com/advisories/freerdp-2.1.0-before-3.32.0-use-after-free-via-rdpsnd-disconnect-pathThird Party Advisory

Source: NIST NVD · Data may lag official sources by up to one minute