CVE request: -- Linux kernel: Null pointer dereference in tipc_nl_publ_dump

[Baozeng Ding <sploving1 () gmail com>]

Hello,
Without checking the pointer to the netlink socket attribute, it could 
cause a null pointer dereference when parsing the nested attributes in 
function tipc_nl_publ_dump. It allows local users to cause a denial of 
service. This vulnerability affects Linux kernel versions from 3.19 to 4.6.

References:
http://lists.openwall.net/netdev/2016/05/14/28
http://lists.openwall.net/netdev/2016/05/16/26

Fixed via:
https://github.com/torvalds/linux/commit/45e093ae2830cd1264677d47ff9a95a71f5d9f9c

Introduce by:
https://github.com/torvalds/linux/commit/1a1a143daf84db95dd7212086042004a3abb7bc2

Could you please assign a CVE for this vulnerability? Thank you.

Best Regards,
Baozeng Ding,  Alibaba Mobile Security Team