CVE-2026-63909 ksmbd: OOB read regression in smb_check_perm_dacl() ACE-walk loops

In the Linux kernel, the following vulnerability has been resolved: ksmbd: OOB read regression in smbcheckpermdacl ACE-walk loops Commit d07b26f39246 "ksmbd: require minimum ACE size in smbcheckpermdacl" introduced a transposed bounds check: if offsetofstruct smbace, sid + acessize size offset 2...

PT-2026-61226

In the Linux kernel, the following vulnerability has been resolved: ksmbd: OOB read regression in smb check perm dacl ACE-walk loops Commit d07b26f39246 "ksmbd: require minimum ACE size in smb check perm dacl" introduced a transposed bounds check: if offsetofstruct smb ace, sid + aces size size...