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Issue metadata

Status: Duplicate
Merged: issue 853552
Owner:
Closed: Jun 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: ----
Type: Bug-Security



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Heap-use-after-free in blink::LayoutObject::DestroyAndCleanupAnonymousWrappers

Project Member Reported by ClusterFuzz, Jun 17 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5908982204727296

Fuzzer: mbarbella_webcomponents
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Heap-use-after-free READ 4
Crash Address: 0x12bdf20e05c0
Crash State:
  blink::LayoutObject::DestroyAndCleanupAnonymousWrappers
  blink::Node::DetachLayoutTree
  blink::ContainerNode::DetachLayoutTree
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=567880:567882

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5908982204727296

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jun 17 2018

Components: Blink>DOM Blink>Layout
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, Jun 17 2018

Labels: Test-Predator-Auto-Owner
Owner: mstensho@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/2394d0acf8bf0b0236b2646e4c823a57de7bd941 (Floats and out-of-flow objects may not be adjacent to anonymous blocks.).

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.
Mergedinto: 853552
Status: Duplicate (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, Jun 18 2018

ClusterFuzz has detected this issue as fixed in range 567913:567914.

Detailed report: https://clusterfuzz.com/testcase?key=5908982204727296

Fuzzer: mbarbella_webcomponents
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Heap-use-after-free READ 4
Crash Address: 0x12bdf20e05c0
Crash State:
  blink::LayoutObject::DestroyAndCleanupAnonymousWrappers
  blink::Node::DetachLayoutTree
  blink::ContainerNode::DetachLayoutTree
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=567880:567882
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=567913:567914

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5908982204727296

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 5 by sheriffbot@chromium.org, Sep 25

Labels: -Restrict-View-SecurityTeam allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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