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Issue 878731 link

Starred by 2 users
Status: Duplicate
Merged: issue 878728
Owner: ----
Closed: Sep 17
Cc:
█ de...@google.com
█ tbao@google.com
█ senj@google.com
Components:
EstimatedDays: ----
NextAction: ----
OS: Chrome
Pri: 1
Type: Bug



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Misaligned-address in ReadHuffmanCode

Project Member Reported by ClusterFuzz, Aug 29 
Detailed report: https://clusterfuzz.com/testcase?key=6120555020025856

Fuzzer: libFuzzer_chromeos_bspatch_fuzzer
Job Type: libfuzzer_ubsan_chromeos
Platform Id: linux

Crash Type: Misaligned-address
Crash Address: 
Crash State:
  ReadHuffmanCode
  BrotliDecoderDecompressStream
  bsdiff::BrotliDecompressor::Read
  
Sanitizer: undefined (UBSAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6120555020025856

Issue filed automatically.

See https://chromium.googlesource.com/chromiumos/docs/+/master/fuzzing.md#Reproducing-crashes-from-ClusterFuzz for more information.
Project Member

Comment 1 by ClusterFuzz, Aug 29

Cc: tbao@google.com senj@google.com de...@google.com
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

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

Comment 2 by dtapu...@chromium.org, Aug 29

Components: Internals>Network>Filters

Comment 3 by ahass...@chromium.org, Sep 17

Mergedinto: 878728
Status: Duplicate (was: Untriaged)
Project Member

Comment 4 by ClusterFuzz, Nov 3 

ClusterFuzz has detected this issue as fixed in range 3096287:3096731.

Detailed report: https://clusterfuzz.com/testcase?key=6120555020025856

Fuzzer: libFuzzer_chromeos_bspatch_fuzzer
Job Type: libfuzzer_ubsan_chromeos
Platform Id: linux

Crash Type: Misaligned-address
Crash Address: 
Crash State:
  ReadHuffmanCode
  BrotliDecoderDecompressStream
  bsdiff::BrotliDecompressor::Read
  
Sanitizer: undefined (UBSAN)

Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_ubsan_chromeos&range=3096287:3096731

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6120555020025856

See https://chromium.googlesource.com/chromiumos/docs/+/master/fuzzing.md#Reproducing-crashes-from-ClusterFuzz 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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