CVE-2023-40574

Name	CVE-2023-40574
Description	FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `writePixelBGRX` function. This issue is likely down to incorrect calculations of the `nHeight` and `srcStep` variables. This issue has been addressed in version 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
freerdp2 (PTS)	buster	2.0.0~git20190204.1.2693389a+dfsg1-1+deb10u2	fixed
	buster (security)	2.3.0+dfsg1-2+deb10u4	fixed
	bullseye	2.3.0+dfsg1-2+deb11u1	fixed
	bookworm	2.10.0+dfsg1-1	fixed
	sid, trixie	2.11.5+dfsg1-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
freerdp2	source	(unstable)	(not affected)

- freerdp2 <not-affected> (Vulnerable code not present)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw