CVE-2025-68786
medium
Red Hat EPSS Score
0.0%
Exploitation probability in 30 days
Top 89% most likely to be exploited
Vulnerability Report
Generated by CyberWatcher
Description
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 i_size (including 0), the code used to call
check_lock_range(filp, i_size, size - 1, WRITE), which computes `size - 1`
and can underflow for size==0. Skip the equal case.
Affected Products
Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9