The vulnerability of the dbFree() function in the fs/jfs/jfs_dmap.c file of the Linux kernel’s JFS file system allows a hacker to cause a service failure.

The vulnerability of the dbFree function in the fs/jfs/jfsdmap.c file of the Linux kernel’s JFS file system is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...