Wireshark · Ethereal-dev: Re: [Ethereal-dev] Bug in OSPF dissector

[Guy Harris <gharris@xxxxxxxxx>]

Pierre LALET wrote:

> A solution to avoid that is to check the version number before entering
> the loops and, when the value is something different from 2 or 3, display
> something like "Unknown/unsupported OSPF version" or "Malformed OSPF
> packet".

I've checked in a change to stop dissecting the packet after putting the 
checksum into the protocol tree if the version is neither 2 nor 3 - that 
means that the dissectors for particular PDU types don't have to do the 
checks themselves.