CVE-2026-23177

CVE-2026-23177 affects the Linux kernel's memory management (mm/shmem). A race during truncate of large swap entries could loop infinitely when an index pointed to the middle of a large swap entry and the entry didn’t cross the END boundary. The sequence could repeatedly rescan the same entry due...

CVE-2026-23177

In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry's index doesn't match the given index due to lookup alignment. The failure fallback path checks if the...