CVE-2026-93794

The Linux kernel contains a vulnerability in the smb/client component where punching a hole after a large buffered write can result in the range being incorrectly reported as data. This occurs because a dirty folio spanning the punched range can be written back after the punch, refilling the hole...

CVE-2026-64398

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add a permission check for FSCTLSETZERODATA FSCTLSETZERODATA in smb2ioctl destroys file data via ksmbdvfszerodata - vfsfallocatePUNCHHOLE/ZERORANGE after checking only the share-level KSMBDTREECONNFLAGWRITABLE, with no...