PT-2026-94524

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the ksmbd module, the check lock range function incorrectly handles single-byte ranges because it uses inclusive ranges. When the start and end offsets are equal, the system treats it...

The vulnerability of the check_lock_range() function in the fs/smb/server/vfs.c module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the checklockrange function in the fs/smb/server/vfs.c module of the Linux operating system, where resources are blocked incorrectly. Exploiting this vulnerability could allow a attacker to cause service failures...

UBUNTU-CVE-2025-68786

In the Linux kernel, the following vulnerability has been resolved: ksmbd: skip lock-range check on equal size to avoid size==0 underflow When size equals the current isize including 0, the code used to call checklockrangefilp, isize, size - 1, WRITE, which computes size - 1 and can underflow for...