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Issue 884082 link

Starred by 1 user
Status: Assigned
Owner:
dcheng@chromium.org
Cc:
dcheng@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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Null-dereference READ in blink::WebLocalFrameImpl::LocalRootFrameWidget

Project Member Reported by ClusterFuzz, Sep 14 
Detailed report: https://clusterfuzz.com/testcase?key=4871249568989184

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_ubsan_vptr_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  blink::WebLocalFrameImpl::LocalRootFrameWidget
  blink::ChromeClientImpl::ScheduleAnimation
  blink::Animation::cancel
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_chrome&range=542401:542402

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4871249568989184

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Sep 14

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, Sep 14

Labels: Test-Predator-Auto-Owner
Owner: dcheng@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/4a96073611e1981d8572a2eadf7f8412a28ba157 ([OOPIF] Remove use of covariant return types for WebLocalFrame::FrameWidget().).

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.

Comment 3 by dcheng@chromium.org, Dec 13

Cc: dcheng@chromium.org
 Issue 909655  has been merged into this issue.
Project Member

Comment 4 by ClusterFuzz, Dec 15

Labels: OS-Mac
►

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