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Issue metadata

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



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Null-dereference READ in blink::WorkerOrWorkletScriptController::IsExecutionForbidden

Project Member Reported by ClusterFuzz, Aug 6 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6744722919129088

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000030
Crash State:
  blink::WorkerOrWorkletScriptController::IsExecutionForbidden
  blink::WorkerOrWorkletGlobalScope::CanExecuteScripts
  blink::ModulatorImpl::CompileModule
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=490371:490385

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6744722919129088


Issue filed automatically.

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

Comment 1 by ClusterFuzz, Aug 13 2017

Labels: OS-Mac
Project Member

Comment 2 by ClusterFuzz, Aug 16 2017

ClusterFuzz has detected this issue as fixed in range 494336:494351.

Detailed report: https://clusterfuzz.com/testcase?key=6744722919129088

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000030
Crash State:
  blink::WorkerOrWorkletScriptController::IsExecutionForbidden
  blink::WorkerOrWorkletGlobalScope::CanExecuteScripts
  blink::ModulatorImpl::CompileModule
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=490371:490385
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=494336:494351

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6744722919129088

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, Aug 16 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6744722919129088 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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