Wireshark-bugs: [Wireshark-bugs] [Bug 8197] PER dissector crash
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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Mon, 14 Jan 2013 22:26:02 +0000

Comment # 6 on bug 8197 from 
(In reply to comment #5)
> Based on the stack trace provided I suspect that implementing the check
> suggested in the comment at emem.c:934 would catch the error earlier. It
> appears that a field_info->rep is getting a bad value (either through being
> incorrectly overwritten by something else or by being left uninitialized).

Note that valgrind ought to catch uninitialized accesses even if they work out
nicely to NULL (and valgrind is giving me nothing) so it seems more likely that
it's being incorrectly overwritten...

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