MitreCVELIST:CVE-2016-4558CVE-2016-4558
The BPF subsystem in the Linux kernel before 4.5.5 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted application on (1) a system with more than 32 Gb of memory, related to the program reference count or (2) a 1 Tb system, related to the map reference count.
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=92117d8443bc5afacc8d5ba82e541946310f106e
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
www.openwall.com/lists/oss-security/2016/05/06/4
www.ubuntu.com/usn/USN-3005-1
www.ubuntu.com/usn/USN-3006-1
www.ubuntu.com/usn/USN-3007-1
bugzilla.redhat.com/show_bug.cgi?id=1334303
github.com/torvalds/linux/commit/92117d8443bc5afacc8d5ba82e541946310f106e
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