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Issue metadata

Status: Verified
Owner:
Closed: Dec 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug

Blocking:
issue 771995



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Integer-overflow in update_initial_timestamps

Project Member Reported by ClusterFuzz, Dec 10 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5728468582268928

Fuzzer: libFuzzer_media_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  update_initial_timestamps
  compute_pkt_fields
  parse_packet
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=477380:477461

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5728468582268928

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 10 2017

Components: Internals>Media>FFmpeg
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Cc: kkaluri@chromium.org dalecur...@chromium.org
Labels: M-63 Test-Predator-Wrong-CLs CF-NeedsTriage
Predator has provided 5 possible suspects for this issue, since the suspected owners are not chromium users, untriaging this issue and requesting FFMPEG dev team to look into this issue.


Thank You.
Blocking: 771995
Owner: sande...@chromium.org
Status: Assigned (was: Untriaged)
Project Member

Comment 4 by ClusterFuzz, Dec 13 2017

ClusterFuzz has detected this issue as fixed in range 523673:523697.

Detailed report: https://clusterfuzz.com/testcase?key=5728468582268928

Fuzzer: libFuzzer_media_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  update_initial_timestamps
  compute_pkt_fields
  parse_packet
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=477380:477461
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=523673:523697

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5728468582268928

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, Dec 13 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5728468582268928 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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