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Issue 915518 link

Starred by 1 user
Status: Assigned
Owner:
chcunningham@chromium.org
Cc:
mmoroz@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug

Blocked on:
issue 916298


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Integer-overflow in mov_read_header

Project Member Reported by ClusterFuzz, Dec 16 
Detailed report: https://clusterfuzz.com/testcase?key=4845655148986368

Fuzzer: libFuzzer_audio_decoder_fuzzer
Fuzz target binary: audio_decoder_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  mov_read_header
  avformat_open_input
  media::FFmpegGlue::OpenContext
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=546308:546319

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4845655148986368

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.
Project Member

Comment 1 by ClusterFuzz, Dec 16

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.
Project Member

Comment 2 by ClusterFuzz, Dec 16

Cc: mmoroz@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Project Member

Comment 3 by ClusterFuzz, Dec 16

Labels: Test-Predator-Auto-Owner
Owner: mmoroz@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/4b5068a99a84ff2edb34aa0549afc89aa751ccb4 (Add audio_decoder_fuzzer fuzz target.).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.

Comment 4 by dalecur...@chromium.org, Dec 17

Owner: chcunningham@chromium.org

Comment 5 by chcunningham@chromium.org, Dec 18

Blocking: 916298

Comment 6 by chcunningham@chromium.org, Jan 2

Blocking: -916298

Comment 7 by chcunningham@chromium.org, Jan 2

Blockedon: 916298
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