CVE-2026-91954
freerdp: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license
CVE-2026-91954 is fixed in 29 products on 1 platform, first by freerdp3-shadow-x11 3.31.0+dfsg-0ubuntu0.24.04.1, released September 14, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
8.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0039
33rd percentile
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * FreeRDP: FreeRDP: Denial of Service via crafted Surface Bits command (CVE-2026-91954) * FreeRDP: FreeRDP: Remote code execution via heap buffer overflow in Server Redirection PDU (CVE-2026-91964) * FreeRDP: FreeRDP: Denial of Service via out-of-bounds read in URBDRC channel (CVE-2026-91956) * FreeRDP: FreeRDP: Remote code execution via uninitialized heap memory disclosure (CVE-2026-91963) * FreeRDP: FreeRDP: Denial of Service due to buffer over-read in RPC gateway (CVE-2026-91959) * FreeRDP: FreeRDP: Heap buffer overflow via oversized LB_LOAD_BALANCE_INFO routing token can lead to heap corruption. (CVE-2026-91953) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| freerdp · RHEL 10 | 3.10.3-12.el10_2.14 | RHSA-2026:75570 | Oct 5, 2026 |
| freerdp · RHEL 8 | 2:2.11.7-14.el8_10 | RHSA-2026:76747 | Oct 6, 2026 |
| freerdp · RHEL 9 | 2:2.11.7-7.el9_8.8 | RHSA-2026:76755 | Oct 9, 2026 |
| freerdp · almalinux 10 | 2:3.10.3-12.el10_2.14 | ALSA-2026:75570 | Oct 5, 2026 |
| freerdp · almalinux 8 | 2:2.11.7-14.el8_10 | ALSA-2026:76747 | Oct 6, 2026 |
| freerdp · almalinux 9 | 2:2.11.7-7.el9_8.8 | ALSA-2026:76755 | Oct 6, 2026 |
| freerdp · ol 10 | 2:3.10.3-12.el10_2.14 | ELSA-2026-75570 | Oct 6, 2026 |
| freerdp · ol 8 | 2:2.11.7-14.el8_10 | ELSA-2026-76747 | Oct 6, 2026 |
| freerdp · ol 9 | 2:2.11.7-7.el9_8.8 | ELSA-2026-76755 | Oct 7, 2026 |
| freerdp · rocky 10 | 2:3.10.3-12.el10_2.14 | RLSA-2026:75570 | Oct 6, 2026 |
| freerdp · rocky 8 | 2:2.11.7-14.el8_10 | RLSA-2026:76747 | Oct 7, 2026 |
| freerdp · rocky 9 | 2:2.11.7-7.el9_8.8 | RLSA-2026:76755 | Nov 7, 2026 |
| freerdp-devel · RHEL 8 | 2:2.11.7-14.el8_10 | RHSA-2026:76747 | Oct 6, 2026 |
| freerdp-devel · RHEL 9 | 2:2.11.7-7.el9_8.8 | RHSA-2026:76755 | Oct 9, 2026 |
| freerdp-devel · almalinux 10 | 2:3.10.3-12.el10_2.14 | ALSA-2026:75570 | Oct 5, 2026 |
| freerdp-devel · almalinux 8 | 2:2.11.7-14.el8_10 | ALSA-2026:76747 | Oct 6, 2026 |
| freerdp-devel · almalinux 9 | 2:2.11.7-7.el9_8.8 | ALSA-2026:76755 | Oct 6, 2026 |
| freerdp-devel · ol 10 | 2:3.10.3-12.el10_2.14 | ELSA-2026-75570 | Oct 6, 2026 |
| freerdp-devel · ol 8 | 2:2.11.7-14.el8_10 | ELSA-2026-76747 | Oct 6, 2026 |
| freerdp-devel · ol 9 | 2:2.11.7-7.el9_8.8 | ELSA-2026-76755 | Oct 7, 2026 |
| freerdp-libs · RHEL 8 | 2:2.11.7-14.el8_10 | RHSA-2026:76747 | Oct 6, 2026 |
| freerdp-libs · RHEL 9 | 2:2.11.7-7.el9_8.8 | RHSA-2026:76755 | Oct 9, 2026 |
| freerdp-libs · almalinux 10 | 2:3.10.3-12.el10_2.14 | ALSA-2026:75570 | Oct 5, 2026 |
| freerdp-libs · almalinux 8 | 2:2.11.7-14.el8_10 | ALSA-2026:76747 | Oct 6, 2026 |
| freerdp-libs · almalinux 9 | 2:2.11.7-7.el9_8.8 | ALSA-2026:76755 | Oct 6, 2026 |
| freerdp-libs · ol 10 | 2:3.10.3-12.el10_2.14 | ELSA-2026-75570 | Oct 6, 2026 |
| freerdp-libs · ol 8 | 2:2.11.7-14.el8_10 | ELSA-2026-76747 | Oct 6, 2026 |
| freerdp-libs · ol 9 | 2:2.11.7-7.el9_8.8 | ELSA-2026-76755 | Oct 7, 2026 |
| freerdp-proxy · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp-proxy 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp-proxy-modules · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp-proxy-modules 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp-sdl · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp-sdl 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp-server · almalinux 10 | 2:3.10.3-12.el10_2.14 | ALSA-2026:75570 | Oct 5, 2026 |
| freerdp-server · ol 10 | 2:3.10.3-12.el10_2.14 | ELSA-2026-75570 | Oct 6, 2026 |
| freerdp-shadow-x11 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp-shadow-x11 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp-wayland · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp-wayland 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp-x11 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp-x11 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp3 · Debian 14 | 3.31.0+dfsg-1 | DEBIAN-CVE-2026-91954 | Sep 17, 2026 |
| freerdp3-proxy · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp3-proxy 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp3-proxy-modules · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp3-proxy-modules 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp3-sdl · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp3-sdl 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp3-shadow-x11 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | freerdp3-shadow-x11 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| freerdp3-shadow-x11 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp3-shadow-x11 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp3-wayland · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | freerdp3-wayland 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| freerdp3-wayland · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp3-wayland 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| freerdp3-x11 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | freerdp3-x11 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| freerdp3-x11 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | freerdp3-x11 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libfreerdp-client3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libfreerdp-client3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libfreerdp-client3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libfreerdp-client3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libfreerdp-server-proxy3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libfreerdp-server-proxy3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libfreerdp-server3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libfreerdp-server3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libfreerdp-server3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libfreerdp-server3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libfreerdp-shadow-subsystem3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libfreerdp-shadow-subsystem3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libfreerdp-shadow-subsystem3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libfreerdp-shadow-subsystem3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libfreerdp-shadow3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libfreerdp-shadow3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libfreerdp-shadow3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libfreerdp-shadow3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libfreerdp3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libfreerdp3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libfreerdp3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libfreerdp3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libwinpr · RHEL 8 | 2:2.11.7-14.el8_10 | RHSA-2026:76747 | Oct 6, 2026 |
| libwinpr · RHEL 9 | 2:2.11.7-7.el9_8.8 | RHSA-2026:76755 | Oct 9, 2026 |
| libwinpr · almalinux 10 | 2:3.10.3-12.el10_2.14 | ALSA-2026:75570 | Oct 5, 2026 |
| libwinpr · almalinux 8 | 2:2.11.7-14.el8_10 | ALSA-2026:76747 | Oct 6, 2026 |
| libwinpr · almalinux 9 | 2:2.11.7-7.el9_8.8 | ALSA-2026:76755 | Oct 6, 2026 |
| libwinpr · ol 10 | 2:3.10.3-12.el10_2.14 | ELSA-2026-75570 | Oct 6, 2026 |
| libwinpr · ol 8 | 2:2.11.7-14.el8_10 | ELSA-2026-76747 | Oct 6, 2026 |
| libwinpr · ol 9 | 2:2.11.7-7.el9_8.8 | ELSA-2026-76755 | Oct 7, 2026 |
| libwinpr-devel · RHEL 8 | 2:2.11.7-14.el8_10 | RHSA-2026:76747 | Oct 6, 2026 |
| libwinpr-devel · RHEL 9 | 2:2.11.7-7.el9_8.8 | RHSA-2026:76755 | Oct 9, 2026 |
| libwinpr-devel · almalinux 10 | 2:3.10.3-12.el10_2.14 | ALSA-2026:75570 | Oct 5, 2026 |
| libwinpr-devel · almalinux 8 | 2:2.11.7-14.el8_10 | ALSA-2026:76747 | Oct 6, 2026 |
| libwinpr-devel · almalinux 9 | 2:2.11.7-7.el9_8.8 | ALSA-2026:76755 | Oct 6, 2026 |
| libwinpr-devel · ol 10 | 2:3.10.3-12.el10_2.14 | ELSA-2026-75570 | Oct 6, 2026 |
| libwinpr-devel · ol 8 | 2:2.11.7-14.el8_10 | ELSA-2026-76747 | Oct 6, 2026 |
| libwinpr-devel · ol 9 | 2:2.11.7-7.el9_8.8 | ELSA-2026-76755 | Oct 7, 2026 |
| libwinpr-tools3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libwinpr-tools3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libwinpr-tools3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libwinpr-tools3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| libwinpr3-3 · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | libwinpr3-3 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| libwinpr3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | libwinpr3-3 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| winpr-utils · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | winpr-utils 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
| winpr3-utils · Ubuntu 24.04.5 LTS (noble) | 3.31.0+dfsg-0ubuntu0.24.04.1 | winpr3-utils 3.31.0+dfsg-0ubuntu0.24.04.1 | Sep 14, 2026 |
| winpr3-utils · Ubuntu 26.04.1 LTS (resolute) | 3.31.0+dfsg-0ubuntu0.26.04.1 | winpr3-utils 3.31.0+dfsg-0ubuntu0.26.04.1 | Sep 15, 2026 |
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