EUVD-2026-81769

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Do not skip lock checks for single-byte ranges checklockrange uses inclusive ranges. Its callers pass the end offset as start + length - 1, so start == end represents a valid single-byte range rather than an empty range. T...

CVE-2026-90176

CVE-2026-90176 affects the ksmbd (SMB server) subsystem of the Linux kernel . The root cause is a logic flaw in check_lock_range(): because the function uses inclusive ranges, the start == end shortcut incorrectly treats a valid single-byte range as empty, skipping mandatory byte-range lock check...