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Issue metadata

Status: Verified
Owner: ----
Closed: Oct 2017
EstimatedDays: ----
NextAction: ----
OS: Linux , Android
Pri: 1
Type: Bug



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Null-dereference READ in blink::PaintPropertyTreeBuilder::UpdatePropertiesForSelf

Project Member Reported by ClusterFuzz, Oct 27 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5818084425465856

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000040
Crash State:
  blink::PaintPropertyTreeBuilder::UpdatePropertiesForSelf
  blink::PrePaintTreeWalk::Walk
  blink::PrePaintTreeWalk::Walk
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=511444:511477

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5818084425465856

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Oct 27 2017

Labels: OS-Android
Project Member

Comment 2 by ClusterFuzz, Oct 27 2017

ClusterFuzz has detected this issue as fixed in range 511984:512029.

Detailed report: https://clusterfuzz.com/testcase?key=5818084425465856

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000040
Crash State:
  blink::PaintPropertyTreeBuilder::UpdatePropertiesForSelf
  blink::PrePaintTreeWalk::Walk
  blink::PrePaintTreeWalk::Walk
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=511444:511477
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=511984:512029

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5818084425465856

See https://github.com/google/clusterfuzz-tools 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 3 by ClusterFuzz, Oct 27 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5818084425465856 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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