Vulnerability CVE-2024-21885: Information

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: Feb. 28, 2024
Modified: May 22, 2024
Error type identifier: CWE-122

Fixed packages

References to Advisories, Solutions, and Tools