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.
github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445
github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw
launchpad.net/bugs/cve/CVE-2023-40574
nvd.nist.gov/vuln/detail/CVE-2023-40574
security-tracker.debian.org/tracker/CVE-2023-40574
www.cve.org/CVERecord?id=CVE-2023-40574