Integer overflow in the ping_init_sock function in net/ipv4/ping.c in the...

Vulnerability Description

Integer overflow in the ping_init_sock function in net/ipv4/ping.c in the Linux kernel through 3.14.1 allows local users to cause a denial of service (use-after-free and system crash) or possibly gain privileges via a crafted application that leverages an improperly managed reference counter.

References

• https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=b04c46190219a4f845e46a459e3102137b7f6cac
• https://bugzilla.redhat.com/show_bug.cgi?id=1086730
• http://www.securitytracker.com/id/1030769
• http://secunia.com/advisories/59386
• https://lkml.org/lkml/2014/4/10/736
• http://secunia.com/advisories/59599
• http://www.debian.org/security/2014/dsa-2926
• http://www.securityfocus.com/bid/66779
• http://www.openwall.com/lists/oss-security/2014/04/11/4