Re: [Ethereal-dev] ethereal crash when set display filter

[didier <dgautheron@xxxxxxxx>]

Hi
Ming Zhang wrote:
> Hi Ulf
>
> Managed to cut the size. I found that this trace will not crash
> the .10.12 from ubuntu linux, but will on svn code. 
It's a bug in 10.12 or 10.14 iscsi dissector with at least 2 bugs in 
ethereal. :)
Look at frame 29 with 10.14 the desegmentation is weird.

Now in ethereal
in proto.c, proto_tree_add_protocol_format doesn't set the tvb if start 
!= 0, ie it's not a new tvb_subset, so far so good but then:
- in fvalue-tvbuff.c functions don't check for a null tvb.
- why it doesn't do the same if proto_add_item is used rather than 
proto_tree_add_protocol_format?

Didier

> bugzilla need login, i donot have that account.
Create one.

Didier