ext4: fix possible double unlock when moving a directory
In the Linux kernel, the following vulnerability has been resolved:
Exploitability
AV:L
AC:L
PR:L
UI:N
Scope
S:U
Impact
C:H
I:H
A:H
7.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H