Varnish 2.1.5, 3.0.3 DoS in VRY_Create() while parsing Vary header

VRYCreate | q == ',' Authors: 22733db72ab3ed94b5f8a1ffcde850251fe6f466 c8e74ebd8392fda4788179f9a02bb49337638e7b AKAT-1 Versions affected: 3.0.3 2.1.5 Summary: Varnish 2.1.5 and 3.0.3 crash and restart via assert while parsing Vary header backend response. This could be used if attacker gained...