| Bug ID |
8352
|
| Summary |
MP2T dissector tries to combine empty fragments
|
| Classification |
Unclassified
|
| Product |
Wireshark
|
| Version |
1.6.13
|
| Hardware |
All
|
| URL |
https://bugs.wireshark.org/bugzilla/attachment.cgi?id=9988
|
| OS |
All
|
| Status |
CONFIRMED
|
| Severity |
Major
|
| Priority |
Medium
|
| Component |
Dissection engine (libwireshark)
|
| Assignee |
[email protected]
|
| Reporter |
[email protected]
|
Build Information:
1.6, 1.8, SVN.
--
Follow up from bug 8321.
> > > In other news: this capture exposes an mp2t dissector bug. When adding a
> > > zero length fragment to a composite the TVB asserts that.
> >
> > This is still a bug though.
>
> GDB is giving me all sorts of weird internal errors when I try to debug this
> but Valgrind doesn't show anything unusual. I'm not sure if my GDB is borked
> or if there's something really subtle going on here.
>
> I haven't even been able to determine if we're somehow getting a 0-length
> fragment (so the assertion is from packet-mp2t.c:491) or if we're getting a
> 0-length subset to append (so the assertion is from packet-mp2t.c:494). GDB
> doesn't want to let me step through any of the code in that area.
Stop earlier; why if frag->len == 0?
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