CVE-2026-80592

A flaw was found in the Linux kernel. A local user could trigger a kernel warning by enabling the mtier sample module before its address range parameters are properly initialized. This issue, caused by invalid address range parameters, could lead to system instability or a denial of service...

UBUNTU-CVE-2026-80592

In the Linux kernel, the following vulnerability has been resolved: samples/damon/mtier: fail early if address range parameters are invalid The comment on top of struct damonregion clearly says that For any use case, @ar should be non-zero positive size. which is now verified in...