CVE-2026-68165

The CVE affects the Linux kernel DAMON subsystem (mm/damon/core) where damon_set_regions() did not validate zero-length regions created by certain callers (DAMON_SYSFS, DAMON_RECLAIM, DAMON_LRU_SORT). This could trigger WARN_ONCE on CONFIG_DAMON_DEBUG_SANITY and cause a divide-by-zero in damon_me...

PT-2026-69565

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description DAMON core logic assumes that zero length regions do not exist. However, certain API callers, including DAMON SYSFS, DAMON RECLAIM, and DAMON LRU SORT, allow users to set empty monitorin...