CVE-2026-80644

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...

EUVD-2026-67520

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...

CVE-2026-80644

CVE-2026-80644 affects the OCFS2 filesystem in the Linux kernel. A commit (10995aa2451a) replaced a -EIO return in ocfs2_journal_toggle_dirty() with a BUG_ON(), assuming the journal dinode was already validated. A fuzzed OCFS2 image can corrupt the current slot journal dinode while mount is in pr...