Linux kernel built with the networking support(CONFIG_NET) is vulnerable to an infinite loop issue. It could occur while receiving(recvmsg(2), recvfrom(2)) data over UDP channel, with an incorrect checksum value. The CVE-2015-5366 issue is also a DoS, but is limited only to the affected application and not the entire system. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-5366