update for wireshark
- update to 1.8.12 [bnc#855980]
+ vulnerabilities fixed:
* The SIP dissector could go into an infinite loop.
wnpa-sec-2013-66 CVE-2013-7112
* The NTLMSSP v2 dissector could crash. Discovered by Garming Sam.
wnpa-sec-2013-68 CVE-2013-7114
+ Further bug fixes and updated protocol support as listed in:
https://www.wireshark.org/docs/relnotes/wireshark-1.8.12.html
- Submitted by Stefan Lijewski (lijews)