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Issue 824065 link

Starred by 3 users
Status: Verified
Owner: ----
Closed: Sep 28
Cc:
editing-dev@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Mac
Pri: 3
Type: Bug


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WebLocalFrame::HasSelection() should check whether FrameSelection is available or not

Project Member Reported by ClusterFuzz, Mar 21 2018 
Detailed report: https://clusterfuzz.com/testcase?key=6133317569871872

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000204
Crash State:
  blink::Document::UpdateStyleAndLayoutTreeIgnorePendingStylesheets
  blink::Document::UpdateStyleAndLayoutIgnorePendingStylesheets
  blink::FrameSelection::ComputeVisibleSelectionInDOMTreeDeprecated
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=523898:523900

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6133317569871872

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 21 2018

Components: Blink>Editing 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.

Comment 2 by yosin@chromium.org, Mar 22 2018

Components: -Blink>Editing -Blink>Internals Blink>Editing>Selection
Labels: -Pri-1 Pri-3
Status: Available (was: Untriaged)
Summary: WebLocalFrame::HasSelection() should check whether FrameSelection is available or not (was: Null-dereference READ in blink::Document::UpdateStyleAndLayoutTreeIgnorePendingStylesheets)
Lower to Pri-3, since this is caused by unusual HTML.
Project Member

Comment 3 by ClusterFuzz, May 6 2018

Labels: OS-Windows
Project Member

Comment 4 by ClusterFuzz, Jul 1

Labels: OS-Mac
Project Member

Comment 5 by ClusterFuzz, Sep 28 

ClusterFuzz has detected this issue as fixed in range 594766:594769.

Detailed report: https://clusterfuzz.com/testcase?key=6133317569871872

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000204
Crash State:
  blink::Document::UpdateStyleAndLayoutTreeIgnorePendingStylesheets
  blink::Document::UpdateStyleAndLayoutIgnorePendingStylesheets
  blink::FrameSelection::ComputeVisibleSelectionInDOMTreeDeprecated
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=523898:523900
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=594766:594769

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6133317569871872

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 6 by ClusterFuzz, Sep 28

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 6133317569871872 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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