Wireshark-bugs: [Wireshark-bugs] [Bug 12913] New: Buildbot crash output: fuzz-2016-09-17-2264.pc
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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Sat, 17 Sep 2016 15:40:05 +0000
Bug ID 12913
Summary Buildbot crash output: fuzz-2016-09-17-2264.pcap
Product Wireshark
Version unspecified
Hardware x86-64
URL https://www.wireshark.org/download/automated/captures/fuzz-2016-09-17-2264.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-2016-09-17-2264.pcap

stderr:
Input file: /home/wireshark/menagerie/menagerie/1134-jensb-wpsdata.cap

Build host information:
Linux wsbb04 4.4.0-34-generic #53-Ubuntu SMP Wed Jul 27 16:06:39 UTC 2016
x86_64 x86_64 x86_64 GNU/Linux
Distributor ID:    Ubuntu
Description:    Ubuntu 16.04.1 LTS
Release:    16.04
Codename:    xenial

Buildbot information:
BUILDBOT_REPOSITORY=ssh://wireshark-buildbot@code.wireshark.org:29418/wireshark
BUILDBOT_WORKERNAME=clang-code-analysis
BUILDBOT_BUILDNUMBER=3690
BUILDBOT_URL=http://buildbot.wireshark.org/wireshark-master/
BUILDBOT_BUILDERNAME=Clang Code Analysis
BUILDBOT_GOT_REVISION=2832f4e97d77324b4e46aac40dae0ce898ae559d

Return value:  1

Dissector bug:  0

Valgrind error count:  0



Git commit
commit 2832f4e97d77324b4e46aac40dae0ce898ae559d
Author: Pascal Quantin <pascal.quantin@gmail.com>
Date:   Fri Sep 16 20:59:06 2016 +0200

    NSIS: add UDPdump to installer

    Change-Id: Ic340d7de5de2573bf1e4ee97c8f7ef9af822d225
    Reviewed-on: https://code.wireshark.org/review/17746
    Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com>
    Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
    Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
    Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>


=================================================================
==11462==ERROR: AddressSanitizer: stack-buffer-overflow on address
0x7ffe5fe20b11 at pc 0x000000440f03 bp 0x7ffe5fe20810 sp 0x7ffe5fe1ffc0
READ of size 4 at 0x7ffe5fe20b11 thread T0
    #0 0x440f02 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x440f02)
    #1 0x7fad947104f2  (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x684f2)
    #2 0x7fad9ca28af3 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7a04af3)
    #3 0x7fad9c95ca47 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7938a47)
    #4 0x7fad9c95cf8a 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7938f8a)
    #5 0x7fad9ce3cdad 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7e18dad)
    #6 0x7fad9c9176dc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f36dc)
    #7 0x7fad9c91554c 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f154c)
    #8 0x7fad9ce3e759 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7e1a759)
    #9 0x7fad9c9176dc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f36dc)
    #10 0x7fad9c9179a8 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f39a8)
    #11 0x7fad9d161b46 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x813db46)
    #12 0x7fad9d162047 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x813e047)
    #13 0x7fad9c9176dc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f36dc)
    #14 0x7fad9c91554c 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f154c)
    #15 0x7fad9d023f72 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7ffff72)
    #16 0x7fad9d01c73a 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7ff873a)
    #17 0x7fad9c9176dc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f36dc)
    #18 0x7fad9c9173aa 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f33aa)
    #19 0x7fad9cec2fcf 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7e9efcf)
    #20 0x7fad9c9176dc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f36dc)
    #21 0x7fad9c91554c 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f154c)
    #22 0x7fad9c914d1a 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78f0d1a)
    #23 0x7fad9c8faf0e 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x78d6f0e)
    #24 0x50ea04 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x50ea04)
    #25 0x5090d5 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x5090d5)
    #26 0x7fad928dc82f  (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
    #27 0x423328 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x423328)

Address 0x7ffe5fe20b11 is located in stack of thread T0 at offset 49 in frame
    #0 0x7fad9ce3c55f 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/lib/libwireshark.so.0+0x7e1855f)

  This frame has 3 object(s):
    [32, 33) 'eap_identity_prefix.i'
    [48, 49) 'eap_identity_prefix' <== Memory access at offset 49 overflows
this variable
    [64, 72) 'frag_tree_item'
HINT: this may be a false positive if your program uses some custom stack
unwind mechanism or swapcontext
      (longjmp and C++ exceptions *are* supported)
SUMMARY: AddressSanitizer: stack-buffer-overflow
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark+0x440f02) 
Shadow bytes around the buggy address:
  0x10004bfbc110: 04 f2 04 f3 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc120: 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 00 00 f3
  0x10004bfbc130: f3 f3 f3 f3 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc150: 00 00 00 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1
=>0x10004bfbc160: 01 f2[01]f2 00 f3 f3 f3 00 00 00 00 00 00 00 00
  0x10004bfbc170: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc1a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x10004bfbc1b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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
==11462==ABORTING

[ no debug trace ]

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