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Issue metadata

Status: Verified
Owner: ----
Closed: Mar 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, Feb 24 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6464524073566208

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=537973:537987

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6464524073566208

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Feb 24 2018

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

Fixed Digital mode of AGC2 implementation finished. by aleloi@webrtc.org - https://webrtc.googlesource.com/src/+/a05ee82c4ccb2a69dc726eb75c5868a9d1151aad

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
Cc: brajkumar@chromium.org
Components: Blink>WebRTC
Labels: M-66
aleloi@ Gentle Ping! Could you please take a look in to this issue?

Thanks!
Components: -Blink>WebRTC Blink>WebRTC>Audio
Project Member

Comment 4 by ClusterFuzz, Mar 7 2018

ClusterFuzz has detected this issue as fixed in range 540793:540794.

Detailed report: https://clusterfuzz.com/testcase?key=6464524073566208

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=537973:537987
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=540793:540794

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6464524073566208

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 5 by ClusterFuzz, Mar 7 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6464524073566208 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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