UBUNTU-CVE-2026-53334

In the Linux kernel, the following vulnerability has been resolved: mm/damon/reclaim: handle ctx allocation failure Patch series "mm/damon/reclaim,lrusort: handle ctx allocation failures". DAMONRECLAIM and DAMONLRUSORT could dereference NULL pointers if their damonctx object allocations fail. The...

CVE-2026-53335

The CVE-2026-53335 issue concerns the Linux kernel DAMON_LRU_SORT path (mm/damon/lru_sort). The root cause is damon_ctx allocation failure in the init path, which may lead to a NULL ctx passed to damon_commit_ctx() and a NULL pointer dereference. The documented fix is to return -ENOMEM if ctx is ...

PT-2026-54802

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description DAMON RECLAIM and DAMON LRU SORT may dereference NULL pointers if the allocation of their damon ctx objects fails. In DAMON RECLAIM, the damon reclaim enabled store function incorrectly...

PT-2026-54803

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the DAMON LRU SORT component where the damon lru sort enabled store function incorrectly assumes that the allocation of the damon ctx object for its kdamond will alway...