Unrated severityNVD Advisory· Published Aug 31, 2023· Updated Nov 3, 2025
Out-Of-Bounds Write in FreeRDP
CVE-2023-40567
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 clear_decompress_bands_data function in which there is no offset validation. Abuse of this vulnerability may lead to an out of bounds write. 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 vulnerability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
16- osv-coords14 versionspkg:rpm/almalinux/freerdppkg:rpm/almalinux/freerdp-develpkg:rpm/almalinux/freerdp-libspkg:rpm/almalinux/libwinprpkg:rpm/almalinux/libwinpr-develpkg:rpm/opensuse/freerdp2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/freerdp&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/freerdp&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP4pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5
< 2:2.11.2-1.el9+ 13 more
- (no CPE)range: < 2:2.11.2-1.el9
- (no CPE)range: < 2:2.11.2-1.el9
- (no CPE)range: < 2:2.11.2-1.el9
- (no CPE)range: < 2:2.11.2-1.el9
- (no CPE)range: < 2:2.11.2-1.el9
- (no CPE)range: < 2.11.2-3.1
- (no CPE)range: < 2.4.0-150400.3.23.1
- (no CPE)range: < 2.4.0-150400.3.23.1
- (no CPE)range: < 2.4.0-150400.3.23.1
- (no CPE)range: < 2.4.0-150400.3.23.1
- (no CPE)range: < 2.1.2-12.38.1
- (no CPE)range: < 2.1.2-12.38.1
- (no CPE)range: < 2.4.0-150400.3.23.1
- (no CPE)range: < 2.4.0-150400.3.23.1
Patches
Vulnerability mechanics
References
8- github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/codec/clear.cmitrex_refsource_MISC
- github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/codec/clear.cmitrex_refsource_MISC
- github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2w9f-8wg4-8jfpmitrex_refsource_CONFIRM
- lists.debian.org/debian-lts-announce/2023/10/msg00008.htmlmitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/mitre
- security.gentoo.org/glsa/202401-16mitre
News mentions
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