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Issue metadata

Status: Verified
Owner: ----
Closed: Apr 2018
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Pointer-overflow in WebRtcSpl_DownsampleFastC

Project Member Reported by ClusterFuzz, Apr 19 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6120039317766144

Fuzzer: libFuzzer_neteq_rtp_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Pointer-overflow
Crash Address: 
Crash State:
  WebRtcSpl_DownsampleFastC
  webrtc::Expand::Correlation
  webrtc::Expand::AnalyzeSignal
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=551565:551569

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6120039317766144

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 20 2018

ClusterFuzz has detected this issue as fixed in range 551993:551997.

Detailed report: https://clusterfuzz.com/testcase?key=6120039317766144

Fuzzer: libFuzzer_neteq_rtp_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Pointer-overflow
Crash Address: 
Crash State:
  WebRtcSpl_DownsampleFastC
  webrtc::Expand::Correlation
  webrtc::Expand::AnalyzeSignal
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=551565:551569
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=551993:551997

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6120039317766144

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 2 by ClusterFuzz, Apr 20 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6120039317766144 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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