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Issue 918749 link

Starred by 2 users

Issue metadata

Status: Verified
Owner:
Closed: Jan 3
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in blink::LocalFrame::GetDocument

Project Member Reported by ClusterFuzz, Jan 3

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6219847180222464

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000030
Crash State:
  blink::LocalFrame::GetDocument
  blink::Navigator::Navigator
  blink::Navigator* blink::ConstructTrait<blink::Navigator, true>::Construct<blink
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=613380:613381

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6219847180222464

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 3

Components: Blink>Internals
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, Jan 3

Labels: Test-Predator-Auto-Owner
Owner: kdillon@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/6c688717fa4d50920ebcb0ab80e95023ff562656 (Exposing navigator.language to web workers.).

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.
Project Member

Comment 3 by ClusterFuzz, Jan 3

ClusterFuzz has detected this issue as fixed in range 619628:619629.

Detailed report: https://clusterfuzz.com/testcase?key=6219847180222464

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000030
Crash State:
  blink::LocalFrame::GetDocument
  blink::Navigator::Navigator
  blink::Navigator* blink::ConstructTrait<blink::Navigator, true>::Construct<blink
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=613380:613381
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=619628:619629

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6219847180222464

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

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 4 by ClusterFuzz, Jan 3

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6219847180222464 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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