Wireshark · Wireshark-bugs: [Wireshark-bugs] [Bug 12202] New: Buildbot crash output: fuzz-2016-02-28-30866.pcap

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Bug ID	12202
Summary	Buildbot crash output: fuzz-2016-02-28-30866.pcap
Product	Wireshark
Version	unspecified
Hardware	x86-64
URL	https://www.wireshark.org/download/automated/captures/fuzz-2016-02-28-30866.pcap
OS	Ubuntu
Status	CONFIRMED
Severity	Major
Priority	High
Component	Dissection engine (libwireshark)
Assignee	bugzilla-admin@wireshark.org
Reporter	buildbot-do-not-reply@wireshark.org

Problems have been found with the following capture file:

https://www.wireshark.org/download/automated/captures/fuzz-2016-02-28-30866.pcap

stderr:
Input file: /home/wireshark/menagerie/menagerie/10430-EMV_PSEs.pcapng

Build host information:
Linux wsbb04 3.13.0-77-generic #121-Ubuntu SMP Wed Jan 20 10:50:42 UTC 2016
x86_64 x86_64 x86_64 GNU/Linux
Distributor ID:    Ubuntu
Description:    Ubuntu 14.04.4 LTS
Release:    14.04
Codename:    trusty

Buildbot information:
BUILDBOT_REPOSITORY=ssh://wireshark-buildbot@code.wireshark.org:29418/wireshark
BUILDBOT_BUILDNUMBER=3525
BUILDBOT_URL=http://buildbot.wireshark.org/wireshark-master/
BUILDBOT_BUILDERNAME=Clang Code Analysis
BUILDBOT_SLAVENAME=clang-code-analysis
BUILDBOT_GOT_REVISION=3c6dab95b4a6c14fec3e65fe4f5130a6e57ecf85

Return value:  1

Dissector bug:  0

Valgrind error count:  0



Git commit
commit 3c6dab95b4a6c14fec3e65fe4f5130a6e57ecf85
Author: Stig Bjørlykke <stig@bjorlykke.org>
Date:   Sun Feb 28 13:38:08 2016 +0100

    Qt: Improve Show Packet Bytes

    - Add ShowAsASCIIandControl to keep ShowAsASCII only ASCII printable.
    - Enable show selected when ShowAsRAW.
    - Use QString::fromLatin1() when ShowAs8859_1.
    - Don't replace null with symbol for null when ShowAsUTF8.

    Change-Id: I25750247160e33d342fde12e6a998e3198270acf
    Reviewed-on: https://code.wireshark.org/review/14220
    Reviewed-by: Stig Bjørlykke <stig@bjorlykke.org>


Command and args:
/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark
-nVxr

=================================================================
==6970==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x606000208510
at pc 0x7ff7fdd7b16a bp 0x7fffe1514aa0 sp 0x7fffe1514a98
READ of size 4 at 0x606000208510 thread T0
    #0 0x7ff7fdd7b169 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x8070169)
    #1 0x7ff7fd07fd9d 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7374d9d)
    #2 0x7ff7fddc6f60 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x80bbf60)
    #3 0x7ff7fddc3bcc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x80b8bcc)
    #4 0x7ff7fddc5770 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x80ba770)
    #5 0x7ff7fd07ccc1 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7371cc1)
    #6 0x7ff7fd07c95a 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x737195a)
    #7 0x7ff7fd5b9f1b 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78aef1b)
    #8 0x7ff7fd07ccc1 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7371cc1)
    #9 0x7ff7fd07ae1c 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x736fe1c)
    #10 0x7ff7fd07a612 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x736f612)
    #11 0x7ff7fd05acce 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x734fcce)
    #12 0x50116c 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x50116c)
    #13 0x4fbd78 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x4fbd78)
    #14 0x7ff7f2fb2ec4  (/lib/x86_64-linux-gnu/libc.so.6+0x21ec4)
    #15 0x440366 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x440366)

0x606000208510 is located 24 bytes to the right of 56-byte region
[0x6060002084c0,0x6060002084f8)
allocated by thread T0 here:
    #0 0x4c7322 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x4c7322)
    #1 0x7ff7f53e9610  (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e610)

Shadow bytes around the buggy address:
  0x0c0c80039050: fd fd fd fd fd fd fd fd fa fa fa fa fd fd fd fd
  0x0c0c80039060: fd fd fd fd fa fa fa fa fd fd fd fd fd fd fd fd
  0x0c0c80039070: fa fa fa fa fd fd fd fd fd fd fd fd fa fa fa fa
  0x0c0c80039080: fd fd fd fd fd fd fd fa fa fa fa fa fd fd fd fd
  0x0c0c80039090: fd fd fd fd fa fa fa fa 00 00 00 00 00 00 00 fa
=>0x0c0c800390a0: fa fa[fa]fa fd fd fd fd fd fd fd fd fa fa fa fa
  0x0c0c800390b0: fd fd fd fd fd fd fd fa fa fa fa fa fd fd fd fd
  0x0c0c800390c0: fd fd fd fa fa fa fa fa fd fd fd fd fd fd fd fd
  0x0c0c800390d0: fa fa fa fa fd fd fd fd fd fd fd fa fa fa fa fa
  0x0c0c800390e0: fd fd fd fd fd fd fd fa fa fa fa fa fd fd fd fd
  0x0c0c800390f0: fd fd fd fd fa fa fa fa fd fd fd fd fd fd fd fd
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Heap right redzone:      fb
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack partial redzone:   f4
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
==6970==ABORTING

[ no debug trace ]

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