Hi everybody, I uploaded version 1.12.1+g01b65bf-4+deb8u6~deb7u9 of wireshark to:
https://people.debian.org/~alteholz/packages/wheezy-lts/wireshark/ It contains patches for CVE-2018-5334, CVE-2018-5335 and CVE-2018-5336. Please give it a try and tell me about any problems you met. Thanks! Thorsten