The hfs_find_init function in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and Oops) by mounting an HFS file system with a malformed MDB extent record.
https://lkml.org/lkml/2011/6/8/154
https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-2193
https://bugzilla.redhat.com/show_bug.cgi?id=712774
http://www.ubuntu.com/usn/USN-1344-1
http://www.ubuntu.com/usn/USN-1328-1
http://www.ubuntu.com/usn/USN-1324-1
http://www.securityfocus.com/bid/48236