CVE-2023-40186

NameCVE-2023-40186
DescriptionFreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an IntegerOverflow leading to Out-Of-Bound Write Vulnerability in the `gdi_CreateSurface` function. This issue affects FreeRDP based clients only. FreeRDP proxies are not affected as image decoding is not done by a proxy. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3606-1
Debian Bugs1051638

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
freerdp2 (PTS)bullseye2.3.0+dfsg1-2+deb11u1vulnerable
bookworm2.10.0+dfsg1-1vulnerable
sid, trixie2.11.7+dfsg1-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
freerdp2sourcebuster2.3.0+dfsg1-2+deb10u3DLA-3606-1
freerdp2source(unstable)2.11.2+dfsg1-11051638

Notes

[bookworm] - freerdp2 <no-dsa> (Minor issue)
[bullseye] - freerdp2 <no-dsa> (Minor issue)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v
https://github.com/FreeRDP/FreeRDP/commit/d8a1ac342ae375644c70579c33b5cf38fb43b083 (2.11.0)

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