Wireshark-bugs: [Wireshark-bugs] [Bug 8456] Buildbot crash output: fuzz-2013-03-10-3098.pcap

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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Sun, 10 Mar 2013 17:03:47 +0000

Comment # 3 on bug 8456 from 
(In reply to comment #2)
> Jakub, CCing you since I suspect the latter is a side-effect of when you
> reduced the scope of ep_ memory?

Nah, we never supported ep_ memory in col_set_str() [see r30012 and bug #3984].

export WIRESHARK_EP_VERIFY_POINTERS=
$ ./tshark -r /tmp/fuzz-2013-03-10-3098.pcap > /dev/null

** (process:25207): WARNING **: Dissector bug, protocol RPKI-Router Protocol,
in packet 16588: column-utils.c:531: failed assertion "!ep_verify_pointer(str)"

** (process:25207): WARNING **: Dissector bug, protocol RPKI-Router Protocol,
in packet 21520: column-utils.c:531: failed assertion "!ep_verify_pointer(str)"

** (process:25207): WARNING **: Dissector bug, protocol RPKI-Router Protocol,
in packet 25408: column-utils.c:531: failed assertion "!ep_verify_pointer(str)"

** (process:25207): WARNING **: Dissector bug, protocol RPKI-Router Protocol,
in packet 34706: column-utils.c:531: failed assertion "!ep_verify_pointer(str)"


col_set_str(pinfo->cinfo, COL_INFO, 
     val_to_str(pdu_type, rtr_pdu_type_vals, "Unknown %d"));
     ^^^^^^^^^^
     unsafe, when value not in value_string array it will return ep_ memory.

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