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Issue metadata

Status: Verified
Owner:
Closed: Sep 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Integer-overflow in WebRtcIlbcfix_CbConstruct

Project Member Reported by ClusterFuzz, Aug 26 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5409120125714432

Fuzzer: libfuzzer_audio_decoder_ilbc_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  WebRtcIlbcfix_CbConstruct
  WebRtcIlbcfix_DecodeResidual
  WebRtcIlbcfix_DecodeImpl
  

Minimized Testcase (3.51 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95kOjgBZpeBe1YzNI1IarIULsrBGUAa0MfeUNJzSpryRKbuSasrytUfUEapWZpvJdTHcDex0iqHoBBidZLoR-VEEk5DbYBZOaFQHeamq9l7o-_I7D9uRqQWzr3wFD8ANGPuXpIcgwyDOmQ0EhIzn-kGel2Ytw?testcase_id=5409120125714432

Issue manually filed by: mmoroz

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

Comment 1 by mmoroz@chromium.org, Aug 26 2016

Cc: mmoroz@chromium.org kcc@chromium.org aizatsky@chromium.org
Components: Blink>WebRTC
Owner: pbos@chromium.org

Comment 2 by pbos@chromium.org, Aug 26 2016

Cc: hlundin@chromium.org
Owner: kwiberg@chromium.org
Status: Assigned (was: Untriaged)
Project Member

Comment 4 by ClusterFuzz, Sep 1 2016

ClusterFuzz has detected this issue as fixed in range 415154:415258.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5409120125714432

Fuzzer: libfuzzer_audio_decoder_ilbc_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  WebRtcIlbcfix_CbConstruct
  WebRtcIlbcfix_DecodeResidual
  WebRtcIlbcfix_DecodeImpl
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=413647:413747
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=415154:415258

Minimized Testcase (3.51 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95kOjgBZpeBe1YzNI1IarIULsrBGUAa0MfeUNJzSpryRKbuSasrytUfUEapWZpvJdTHcDex0iqHoBBidZLoR-VEEk5DbYBZOaFQHeamq9l7o-_I7D9uRqQWzr3wFD8ANGPuXpIcgwyDOmQ0EhIzn-kGel2Ytw?testcase_id=5409120125714432

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.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, Sep 1 2016

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

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

Comment 6 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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