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Issue 799872 link

Starred by 1 user
Status: Duplicate
Owner:
jrumm...@chromium.org
Closed: Jan 2018
Cc:
█ brajkumar@chromium.org
wolenetz@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in media::ChunkDemuxerStream::SetEnabled

Project Member Reported by ClusterFuzz, Jan 8 2018 
Detailed report: https://clusterfuzz.com/testcase?key=6209670393102336

Fuzzer: inferno_layout_test_fuzzer
Job Type: linux_ubsan_vptr_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  media::ChunkDemuxerStream::SetEnabled
  media::ChunkDemuxer::OnEnabledAudioTracksChanged
  base::MessageLoop::RunTask
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=518598:518607

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6209670393102336

Additional requirements: Requires HTTP

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
Project Member

Comment 1 by ClusterFuzz, Jan 8 2018

Components: Internals>Core Internals>Media
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.

Comment 2 by brajkumar@chromium.org, Jan 9 2018

Cc: brajkumar@chromium.org wolenetz@chromium.org
Labels: Test-Predator-Wrong CF-NeedsTriage
Unable to find actual suspect through code search and also from the provided CL, hence marking it as untriaged.

Note: Observing some recent changes for the below file 'chunk_demuxer.cc', so cc'ing to @wolenetz for more updates on this issue.

https://chromium.googlesource.com/chromium/src/+/8aa773b497e8ad75468e8fa0c0cd2ac6687a255a


Thanks!

Comment 3 by yini...@chromium.org, Jan 9 2018

Owner: jrumm...@chromium.org
Status: Assigned (was: Untriaged)

Comment 4 by servolk@chromium.org, Jan 12 2018

Mergedinto: 775852
Status: Duplicate (was: Assigned)
►

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