Wireshark-bugs: [Wireshark-bugs] [Bug 13063] New: Buildbot crash output: fuzz-2016-10-27-29315.p
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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Fri, 28 Oct 2016 05:00:04 +0000
Bug ID 13063
Summary Buildbot crash output: fuzz-2016-10-27-29315.pcap
Product Wireshark
Version unspecified
Hardware x86-64
URL https://www.wireshark.org/download/automated/captures/fuzz-2016-10-27-29315.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-2016-10-27-29315.pcap

stderr:
Input file: /home/wireshark/menagerie/menagerie/ECE_229_4_29_2pm_to_248pm.pcap

Build host information:
Linux wsbb04 4.4.0-45-generic #66-Ubuntu SMP Wed Oct 19 14:12:37 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=3766
BUILDBOT_URL=http://buildbot.wireshark.org/wireshark-master/
BUILDBOT_BUILDERNAME=Clang Code Analysis
BUILDBOT_GOT_REVISION=1fae14257a8a7ade813930097a12dd3e555a9f76

Return value:  0

Dissector bug:  0

Valgrind error count:  0



Git commit
commit 1fae14257a8a7ade813930097a12dd3e555a9f76
Author: Pascal Quantin <pascal.quantin@gmail.com>
Date:   Thu Oct 27 23:41:51 2016 +0200

    merge.c: do not give a NULL pointer when saving SHB comment option

    Bug: 13060
    Change-Id: Ib3dd019f73305e4006b312d324502e4a138c6a16
    Reviewed-on: https://code.wireshark.org/review/18514
    Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>
    Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com>
    Reviewed-by: Guy Harris <guy@alum.mit.edu>


=================================================================
==22514==ERROR: AddressSanitizer: heap-buffer-overflow on address
0x61d00015ca80 at pc 0x000000440c13 bp 0x7fff203d1110 sp 0x7fff203d08c0
READ of size 1995 at 0x61d00015ca80 thread T0
    #0 0x440c12 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x440c12)
    #1 0x7f32515a20cf 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x841e0cf)
    #2 0x7f3250b0c9fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79889fc)
    #3 0x7f3250b0c6ca 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79886ca)
    #4 0x7f325188e764 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x870a764)
    #5 0x7f3251892061 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x870e061)
    #6 0x7f325188fffc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x870bffc)
    #7 0x7f3251899764 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x8715764)
    #8 0x7f3250b0c9fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79889fc)
    #9 0x7f3250b0c6ca 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79886ca)
    #10 0x7f325125e393 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x80da393)
    #11 0x7f3250b0c9fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79889fc)
    #12 0x7f3250b0ccc8 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x7988cc8)
    #13 0x7f3251078ef8 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x7ef4ef8)
    #14 0x7f3250b0c9fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79889fc)
    #15 0x7f3250b0a1fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79861fc)
    #16 0x7f3251077508 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x7ef3508)
    #17 0x7f3251075e30 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x7ef1e30)
    #18 0x7f3250b0c9fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79889fc)
    #19 0x7f3250b0c6ca 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79886ca)
    #20 0x7f32510c1992 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x7f3d992)
    #21 0x7f3250b0c9fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79889fc)
    #22 0x7f3250b0a1fc 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79861fc)
    #23 0x7f3250b099ca 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x79859ca)
    #24 0x7f3250aefb6e 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/lib/libwireshark.so.0+0x796bb6e)
    #25 0x50e744 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x50e744)
    #26 0x508e15 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x508e15)
    #27 0x7f3246a3b82f  (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
    #28 0x423038 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x423038)

0x61d00015ca80 is located 0 bytes to the right of 2048-byte region
[0x61d00015c280,0x61d00015ca80)
allocated by thread T0 here:
    #0 0x4c3168 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x4c3168)
    #1 0x7f3248856728  (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4f728)
    #2 0x50c426 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x50c426)
    #3 0x50747c 
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x50747c)
    #4 0x7f3246a3b82f  (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)

SUMMARY: AddressSanitizer: heap-buffer-overflow
(/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install.asan/bin/tshark+0x440c12) 
Shadow bytes around the buggy address:
  0x0c3a80023900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c3a80023910: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c3a80023920: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c3a80023930: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c3a80023940: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0c3a80023950:[fa]fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c3a80023960: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c3a80023970: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c3a80023980: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c3a80023990: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c3a800239a0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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
==22514==ABORTING

[ no debug trace ]

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