{"id":"RLSA-2026:76747","summary":"Important: freerdp security update","details":"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.\n\nSecurity Fix(es):\n\n* FreeRDP: FreeRDP: Denial of Service via crafted Surface Bits command (CVE-2026-91954)\n\n* FreeRDP: FreeRDP: Remote code execution via heap buffer overflow in Server Redirection PDU (CVE-2026-91964)\n\n* FreeRDP: FreeRDP: Denial of Service via out-of-bounds read in URBDRC channel (CVE-2026-91956)\n\n* FreeRDP: FreeRDP: Remote code execution via uninitialized heap memory disclosure (CVE-2026-91963)\n\n* FreeRDP: FreeRDP: Denial of Service due to buffer over-read in RPC gateway (CVE-2026-91959)\n\n* FreeRDP: FreeRDP: Heap buffer overflow via oversized LB_LOAD_BALANCE_INFO routing token can lead to heap corruption. (CVE-2026-91953)\n\nFor 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.","modified":"2026-10-07T06:30:02.468165899Z","published":"2026-10-07T06:01:37.070463Z","upstream":["CVE-2026-91953","CVE-2026-91954","CVE-2026-91956","CVE-2026-91959","CVE-2026-91963","CVE-2026-91964"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:76747"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:76747"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533906"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533911"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533927"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533930"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533951"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533959"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:76747"}],"affected":[{"package":{"name":"freerdp","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/freerdp?distro=rocky-linux-8&epoch=2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:2.11.7-14.el8_10"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:76747.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}