CVE-2026-89494

CVE-2026-89494 is a Linux kernel vulnerability in the OCFS2 DLM subsystem, specifically in dlm_mig_lockres_handler. A node receiving a DLM_MIG_LOCKRES message trusts peer-supplied num_locks and lockname_len fields without validation. This leads to two distinct issues: an out-of-bounds read in dlm...