CVE catalog

CVE-2023-40574

freerdp2: CVE-2023-40574

Severity: Medium · CVSS 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Published: Aug 31, 2023, 10:15:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.21% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	freerdp2	bookworm	`2.11.7+dfsg1-6~deb12u1`	not affected
Opensuse	freerdp	leap 16.0	`3.22.0-160000.1.1`	fixed
Opensuse	freerdp	tumbleweed	`3.4.0-1.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	freerdp2	source	bookworm	`Not affected`	unimportant	Not reported	Not reported
Opensuse	freerdp	rpm	leap 16.0	`3.22.0-160000.1.1`	Not reported	OPENSUSE-SU-2026:20339-1	Not reported
Opensuse	freerdp	rpm	tumbleweed	`3.4.0-1.1`	Not reported	OPENSUSE-SU-2024:13815-1	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]