CVE-2026-43378

In the Linux kernel, the following vulnerability has been resolved:

smb: server: fix use-after-free in smb2_open()

The opinfo pointer obtained via rcu_dereference(fp->f_opinfo) is
dereferenced after rcu_read_unlock(), creating a use-after-free
window.

More information : https://git.kernel.org/stable/c/190e5f808e8058640b408ccfed25440b441a718a