CVE-2026-80592

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description An issue exists in the mtier sample module where the system fails to validate address range parameters before they are used. This can lead to a WARN ONCE() trigger if the module is enabled before node{0,1} {start,end} addr are properly initialized, or if detect node addresses is set to true while node 0 or 1 is memoryless. The problem occurs within the damon new region() function when the address range is not a non-zero positive size.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.