Linux kernel Heap Buffer Overflow DoS

The vulnerability of the ocfs2journaltoggledirty function in the fs/ocfs2/journal.c component of the Linux kernel is related to insufficient resource control during its existence. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-80644: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ocfs2: don't BUGON an invalid journal dinode BUG A fuzzed OCFS2 image can corrupt the current slot journal dinode while mount is still in progress. The mount path first reports the invalid journal block and then crashes in...