udp.c in the Linux kernel before 4.5 allows remote attackers to execute arbitrary code via UDP traffic that triggers an unsafe second checksum calculation during execution of a recv system call with the MSG_PEEK flag.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=197c949e7798fbf28cfadc69d9ca0c2abbf93191
source.android.com/security/bulletin/2017-04-01.html
www.securityfocus.com/bid/97397
www.securitytracker.com/id/1038201
github.com/torvalds/linux/commit/197c949e7798fbf28cfadc69d9ca0c2abbf93191
security.paloaltonetworks.com/CVE-2016-10229