CVE-2024-9632High· 7.8▾ TwilightA 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 loc…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.9 · likelihood 0.2 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.9%
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.
xorg-server >= 1.1.1 < 21.1.14xorg-x11-server-Xwayland (all versions)tigervnc (all versions)tigervnc (all versions)xorg-x11-server (all versions)xorg-x11-server-Xwayland (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)xorg-x11-server (all versions)xorg-x11-server-Xwayland (all versions)tigervnc (all versions)tigervnc (all versions)tigervnc (all versions)xorg-x11-serverxorg-x11-serverRefer to the linked advisories for vendor-supplied fixes and affected version ranges.
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Connected by shared product, vendor, weakness, or advisory.
CVE-2024-21885High· 7.8Xorg-x11-server: heap buffer overflow in xisenddevicehierarchyevent
CVE-2024-21886High· 7.8Xorg-x11-server: heap buffer overflow in disabledevice
CVE-2024-31081High· 7.3Xorg-x11-server: heap buffer overread/data leakage in procxipassivegrabdevice
CVE-2024-31080High· 7.3Xorg-x11-server: heap buffer overread/data leakage in procxigetselectedevents
CVE-2024-0229High· 7.8Xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access
CVE-2026-121997High· 8.1Gdb: gdbserver: heap buffer overflow in cmd_qtdpsrc via qtdpsrc declared/actual length mismatch