{"id":"UBUNTU-CVE-2023-40574","details":"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are no known workarounds for this issue.","modified":"2025-07-16T08:29:27.035954Z","published":"2023-08-31T22:15:00Z","withdrawn":"2025-07-18T16:54:37Z","upstream":["CVE-2023-40574"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-40574"},{"type":"REPORT","url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw"},{"type":"REPORT","url":"https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-40574"}],"affected":[{"package":{"name":"freerdp2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/freerdp2@2.2.0+dfsg1-0ubuntu0.20.04.4?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0+dfsg1-0ubuntu0.20.04.4"}]}],"versions":["2.0.0~git20190204.1.2693389a+dfsg1-1","2.0.0~git20190204.1.2693389a+dfsg1-2","2.0.0~git20190204.1.2693389a+dfsg1-2build1","2.0.0~git20190204.1.2693389a+dfsg1-2build2","2.1.1+dfsg1-0ubuntu0.20.04.1","2.2.0+dfsg1-0ubuntu0.20.04.1","2.2.0+dfsg1-0ubuntu0.20.04.2","2.2.0+dfsg1-0ubuntu0.20.04.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"freerdp2-dev"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"freerdp2-shadow-x11"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"freerdp2-wayland"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"freerdp2-x11"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libfreerdp-client2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libfreerdp-server2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libfreerdp-shadow-subsystem2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libfreerdp-shadow2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libfreerdp2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libuwac0-0"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libuwac0-dev"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libwinpr-tools2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libwinpr2-2"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"libwinpr2-dev"},{"binary_version":"2.2.0+dfsg1-0ubuntu0.20.04.4","binary_name":"winpr-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-40574.json"}},{"package":{"name":"freerdp2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/freerdp2@2.6.1+dfsg1-3ubuntu2.3?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1+dfsg1-3ubuntu2.3"}]}],"versions":["2.3.0+dfsg1-2build1","2.3.0+dfsg1-2ubuntu1","2.3.0+dfsg1-2ubuntu2","2.4.1+dfsg1-1","2.4.1+dfsg1-1ubuntu1","2.4.1+dfsg1-1ubuntu2","2.5.0+dfsg1-1","2.6.0+dfsg1-1","2.6.1+dfsg1-1","2.6.1+dfsg1-3","2.6.1+dfsg1-3ubuntu1","2.6.1+dfsg1-3ubuntu2","2.6.1+dfsg1-3ubuntu2.1","2.6.1+dfsg1-3ubuntu2.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-dev"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-shadow-x11"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-shadow-x11-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-wayland"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-wayland-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-x11"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"freerdp2-x11-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-client2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-client2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-server2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-server2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-shadow-subsystem2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-shadow-subsystem2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-shadow2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp-shadow2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libfreerdp2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libuwac0-0"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libuwac0-0-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libuwac0-dev"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libwinpr-tools2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libwinpr-tools2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libwinpr2-2"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libwinpr2-2-dbgsym"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"libwinpr2-dev"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"winpr-utils"},{"binary_version":"2.6.1+dfsg1-3ubuntu2.3","binary_name":"winpr-utils-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-40574.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L"},{"type":"Ubuntu","score":"medium"}]}