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Issue 830156 link

Starred by 1 user
Status: Duplicate
Merged: issue 831772
Owner:
ahass...@chromium.org
Closed: Apr 2018
Cc:
manojgupta@chromium.org
EstimatedDays: ----
NextAction: ----
OS: Chrome
Pri: 1
Type: Bug



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Null-dereference READ in ld-2.23.so

Project Member Reported by ClusterFuzz, Apr 7 2018 
Detailed report: https://clusterfuzz.com/testcase?key=5696049424105472

Fuzzer: libFuzzer_puffin_fuzzer
Job Type: libfuzzer_asan_chromeos
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  ld-2.23.so
  bsdiff::bspatch
  ld-2.23.so
  
Sanitizer: address (ASAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5696049424105472

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
Project Member

Comment 1 by ClusterFuzz, Apr 7 2018

Cc: senj@google.com ahass...@google.com
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file.

If this is incorrect, please add ClusterFuzz-Wrong label.

Comment 2 by ahass...@chromium.org, Apr 11 2018

Cc: -ahass...@google.com -senj@google.com
Owner: ahass...@chromium.org
Status: Started (was: Untriaged)

Comment 4 by infe...@chromium.org, Apr 12 2018

Mergedinto: 831772
Status: Duplicate (was: Started)
Duplicating against one with correct crash state. we were just fixing some symbolization issues with chroot.
Project Member

Comment 5 by ClusterFuzz, Apr 18 2018 

ClusterFuzz has detected this issue as fixed in range 2487713:2487966.

Detailed report: https://clusterfuzz.com/testcase?key=5696049424105472

Fuzzer: libFuzzer_puffin_fuzzer
Job Type: libfuzzer_asan_chromeos
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  puffin::BsdiffStream::GetSize
  bsdiff::bspatch
  puffin::PuffPatch
  
Sanitizer: address (ASAN)

Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_asan_chromeos&range=2487713:2487966

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5696049424105472

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
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