CVE-2022-48638 Information

Description

In the Linux kernel the following vulnerability has been resolved:

cgroup: cgroup_get_from_id() must check the looked-up kn is a directory

cgroup has to be one kernfs dir otherwise kernel panic is caused especially cgroup id is provide from userspace.

Reference

https://git.kernel.org/stable/c/8484a356cee8ce3d6a8e6266ff99be326e9273ad https://git.kernel.org/stable/c/1e9571887f97b17cf3ffe9aa4da89090ea60988b https://git.kernel.org/stable/c/df02452f3df069a59bc9e69c84435bf115cb6e37