CVE-2024-26736 afs: Increase buffer size in afs_update_volume_status()

In the Linux kernel, the following vulnerability has been resolved: afs: Increase buffer size in afsupdatevolumestatus The max length of volume-vid value is 20 characters. So increase idbuf size up to 24 to avoid overflow. Found by Linux Verification Center linuxtesting.org with SVACE. DH:...