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Issue 806517 link

Starred by 2 users

Issue metadata

Status: Verified
Owner:
Closed: Feb 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in WebRtcAgc_ProcessVad

Project Member Reported by ClusterFuzz, Jan 27 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5185961349349376

Fuzzer: libFuzzer_audio_processing_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  WebRtcAgc_ProcessVad
  WebRtcAgc_ProcessDigital
  WebRtcAgc_Process
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=529631:529648

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5185961349349376

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 27 2018

Cc: ale...@webrtc.org
Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

AEC-m and AEC-2 fuzzing. by aleloi@webrtc.org - https://webrtc.googlesource.com/src/+/ab20a6016c5d0798a00dd566c78f5f49065a9492

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
Components: Blink>WebRTC

Comment 3 by guidou@chromium.org, Jan 30 2018

Components: -Blink>WebRTC Blink>WebRTC>Audio
Owner: aleloi@chromium.org
Status: Assigned (was: Untriaged)
[Triage] Alex, seems like it found something.
Project Member

Comment 5 by ClusterFuzz, Feb 21 2018

ClusterFuzz has detected this issue as fixed in range 537973:537987.

Detailed report: https://clusterfuzz.com/testcase?key=5185961349349376

Fuzzer: libFuzzer_audio_processing_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  WebRtcAgc_ProcessVad
  WebRtcAgc_ProcessDigital
  WebRtcAgc_Process
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=529631:529648
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=537973:537987

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5185961349349376

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.
Project Member

Comment 6 by ClusterFuzz, Feb 21 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5185961349349376 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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