CVE-2026-109241

low

Description

FreeRDP before 3.32.0 contains a NULL pointer dereference vulnerability in the client video redirection channel that allows malicious servers to crash clients by sending out-of-order messages. Attackers can send a Geometry CLEAR message that nulls presentation->geometry, then send VideoData that dereferences it, causing client denial of service.

References

Advisories
More

https://www.vulncheck.com/advisories/freerdp-before-3.32.0-null-dereference-in-video-redirection-channel

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x7v7-9jp5-wqj2

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-97685

Details

Source: Mitre, NVD

Published: 2026-10-12

Updated: 2026-11-03

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.1

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

Severity: Low

CVSS v4

Base Score: 2.3

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Severity: Low

EPSS

EPSS: 0.00219