CVE-2026-22856 - Vulnerability Details

Related Threat Clusters

Critical FreeRDP Vulnerabilities in Ubuntu 25.10 and 24.04 LTS
Multiple vulnerabilities were discovered in FreeRDP, affecting Ubuntu 25.10 and 24.04 LTS. The flaws allow remote attackers to exploit improperly handled RDP packets, potentially leading to denial of service or…

4 articles · Updated March 18, 2026
Multiple Heap Buffer Overflow Vulnerabilities in FreeRDP Affecting SUSE and openSUSE
Recent updates for FreeRDP address multiple heap buffer overflow vulnerabilities identified as CVE-2026-22852, CVE-2026-22854, CVE-2026-22856, and CVE-2026-22859. These vulnerabilities can be exploited by malicious RDP…

12 articles · Updated February 10, 2026

Ubuntu 25.10 FreeRDP Important Denial of Service Vulnerability USN-8105 — Linuxsecurity · March 18, 2026
SUSE Linux Enterprise Server 15 SP7 freerdp2 Important Patch 2026-0449 — Linuxsecurity · February 11, 2026
SUSE FreeRDP Important Heap Overflow Risk Advisory 2026-0417 — Linuxsecurity · February 10, 2026
Debian 11.1 Kernel Security Update UA-SEC-2023-0548 — Linuxsecurity · February 10, 2026
openSUSE 15.4 freerdp Important Heap Buffer Overflow Vuln 2026-0421 — Linuxsecurity · February 10, 2026
SUSE freerdp Important Security Fix for 18 Issues 2026-0345 — Linuxsecurity · January 30, 2026

DDoS SuSE Ubuntu CVE-2025-4478 CVE-2026-22851 CVE-2026-22852 CVE-2026-22853 CVE-2026-22854 CVE-2026-22855 CVE-2026-22857 CVE-2026-22858 CVE-2026-22859