imPC@ndo IT

Tracker / CVE-2025-21945

CVE-2025-21945

High 8.8

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb2_lock If smb_lock->zero_len has value, ->llist of smb_lock is not delete and flock is old one. It will cause use-after-free on error handling routine.

Affected products and versions

linux linux_kernel
linux linux_kernel · 5.15 → 6.1.131
linux linux_kernel · 6.13 → 6.13.7
linux linux_kernel · 6.2 → 6.6.83
linux linux_kernel · 6.7 → 6.12.19

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References