Wireshark · Wireshark-dev: Re: [Wireshark-dev] Fuzzing Wireshark with oss-fuzz

[Peter Wu <peter@xxxxxxxxxxxxx>]

On Tue, Dec 20, 2016 at 09:36:33PM -0800, Guy Harris wrote:
> On Dec 20, 2016, at 8:31 PM, Moshe <me@xxxxxxxxxxxxxxx> wrote:
> 
> > I've been working on adding Wireshark to Google's oss-fuzz project
> 
> What do you mean by "Wireshark"?
> 
> There are at least two parts of Wireshark that deal with externally-supplied data and can be fuzz-tested:
> 
> 	1) the libwiretap library, which reads capture files, and has to deal with potentially-malformed file formats;
> 
> 	2) the libwireshark library, which is handed blobs of raw packet data and packet metadata including (but not limited to) the link-layer header type of the packet data - that data usually comes from a capture file read by libwiretap, but it doesn't *have* to.

>From the efforts that I have seen, Moshe seems to be targeting the
dissectors functions. Since these may appear over the network, it is
probably one of the more interesting parts to tackle first.
-- 
Kind regards,
Peter Wu
https://lekensteyn.nl