Security Advisory
CVE-2024-21885
7.8
HIGH
Vulnerability Description
A flaw was found in X.Org server. In the XISendDeviceHierarchyEvent function, it is possible to exceed the allocated array length when certain new device IDs are added to the xXIHierarchyInfo struct. This can trigger a heap buffer overflow condition, which may lead to an application crash or remote code execution in SSH X11 forwarding environments.
Published Date
February 28, 2024
Official Source
NIST NVD Advisory