{"id":"CVE-2024-9632","summary":"Xorg-x11-server: tigervnc: heap-based buffer overflow privilege escalation vulnerability","details":"A flaw was found in the X.org server. Due to improperly tracked allocation size in _XkbSetCompatMap, a local attacker may be able to trigger a buffer overflow condition via a specially crafted payload, leading to denial of service or local privilege escalation in distributions where the X.org server is run with root privileges.","modified":"2026-08-12T03:51:48.778053519Z","published":"2024-10-30T07:42:35.320Z","related":["ALSA-2024:10090","ALSA-2024:8798","ALSA-2024:9540","ALSA-2025:7163","ALSA-2025:7165","SUSE-SU-2024:3786-1","SUSE-SU-2024:3787-1","SUSE-SU-2024:3788-1","SUSE-SU-2024:3789-1","SUSE-SU-2024:3790-1","SUSE-SU-2024:3791-1","SUSE-SU-2024:3866-1","SUSE-SU-2024:3867-1","openSUSE-SU-2024:14466-1","openSUSE-SU-2024:14467-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/9xxx/CVE-2024-9632.json","cna_assigner":"redhat","cwe_ids":["CWE-122"]},"references":[{"type":"WEB","url":"http://seclists.org/fulldisclosure/2024/Oct/20"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/10/29/2"},{"type":"WEB","url":"https://access.redhat.com/downloads/content/package-browser/"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/10/msg00031.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:10090"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:8798"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9540"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9579"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9601"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9690"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9816"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9818"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9819"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9820"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9901"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:12751"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:7163"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:7165"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:7458"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2024-9632"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/9xxx/CVE-2024-9632.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-9632"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2317233"},{"type":"PACKAGE","url":"https://gitlab.freedesktop.org/xorg/xserver/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.freedesktop.org/xorg/xserver","events":[{"introduced":"69e99f58818201c32f000f3d65f8df071dc47e98"},{"fixed":"b25ad9b8f0ebcc3ebe09ce9991410c60f3a8b2ce"}],"database_specific":{"extracted_events":[{"introduced":"1.1.1"},{"fixed":"21.1.14"}],"source":"AFFECTED_FIELD"}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-9632.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}