description: A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root.
problem types: CWE-787
affected:
{
vendor: n/a
product: xorg-x11-server
versions:
version: xorg-x11-server 21.1, status: affected
}