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Issue 901073 link

Starred by 1 user
Status: Available
Owner: ----
Cc:
editing-dev@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 3
Type: Bug



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ReplaceSelection command crashes with unusual HTML

Project Member Reported by ClusterFuzz, Nov 1 
Detailed report: https://clusterfuzz.com/testcase?key=6069747706494976

Fuzzer: ochang_domfuzzer
Job Type: linux_msan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  blink::Node::parentNode
  blink::ReplaceSelectionCommand::DoApply
  blink::CompositeEditCommand::Apply
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=571830:571831

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6069747706494976

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 1

Components: Blink>DOM Blink>Editing
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, Nov 1

Labels: Test-Predator-Auto-Owner
Owner: tkent@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/591eb3d45844fbd86f9067d0b90964793835719f (DOM: Stop inlining Node::parentNode().).

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 tkent@chromium.org, Nov 5

Components: -Blink>DOM
Owner: ----
Status: Untriaged (was: Assigned)
My CL didn't change behavior, but changed symbols in the crash stack.

Comment 4 by yosin@chromium.org, Nov 5

Components: -Blink>Editing Blink>Editing>Command
Labels: -Pri-1 Pri-3
Status: Available (was: Untriaged)
Summary: ReplaceSelection command crashes with unusual HTML (was: Null-dereference READ in blink::Node::parentNode)
Lower to Pri-3 since it is caused by unusual HTML with design mode.
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