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Issue 844320 link

Starred by 2 users

Issue metadata

Status: Verified
Owner:
Last visit > 30 days ago
Closed: Jun 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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Null-dereference READ in webrtc::video_coding::FrameBuffer::NextFrame

Project Member Reported by ClusterFuzz, May 18 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6374076680241152

Fuzzer: libFuzzer_frame_buffer2_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  webrtc::video_coding::FrameBuffer::NextFrame
  webrtc::FuzzOneInput
  webrtc_fuzzer_main.cc
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=559597:559618

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6374076680241152

Issue filed automatically.

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

Comment 1 by ClusterFuzz, May 18 2018

Cc: mflodman@webrtc.org kwiberg@webrtc.org henrika@webrtc.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 2 by ClusterFuzz, May 18 2018

Cc: philipel@webrtc.org
Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

Fuzzing for video_coding::FrameBuffer2. by philipel@webrtc.org - https://webrtc.googlesource.com/src/+/1e9cf7faf8c979066679307a77c753f7cab597eb

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
Owner: philipel@chromium.org
Status: Assigned (was: Untriaged)
Project Member

Comment 4 by ClusterFuzz, May 21 2018

Labels: OS-Mac
Project Member

Comment 5 by ClusterFuzz, Jun 14 2018

ClusterFuzz has detected this issue as fixed in range 566730:566735.

Detailed report: https://clusterfuzz.com/testcase?key=6374076680241152

Fuzzer: libFuzzer_frame_buffer2_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  webrtc::video_coding::FrameBuffer::NextFrame
  webrtc::FuzzOneInput
  webrtc_fuzzer_main.cc
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=559597:559618
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=566730:566735

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6374076680241152

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 6 by ClusterFuzz, Jun 14 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6374076680241152 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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