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Issue metadata

Status: Duplicate
Merged: issue 846708
Owner:
Closed: May 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: ----
Type: Bug-Security



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Use-after-poison in blink::HTMLSlotElement::LazyReattachNodesNaive

Project Member Reported by ClusterFuzz, May 29 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5560575313313792

Fuzzer: attekett_dom_fuzzer
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Use-after-poison READ 8
Crash Address: 0x7e91573a5d90
Crash State:
  blink::HTMLSlotElement::LazyReattachNodesNaive
  blink::HTMLSlotElement::LazyReattachDistributedNodesIfNeeded
  blink::SlotAssignment::RecalcDistribution
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=561760:561768

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5560575313313792

Issue filed automatically.

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

Comment 1 by ClusterFuzz, May 29 2018

Components: Blink>DOM Blink>HTML
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, May 29 2018

Labels: Test-Predator-Auto-Owner
Owner: ekaramad@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/596e6b3281a8cc2c4b646553e4cde169a29a1d1d (Cleanup plugin element frames when the layout tree is detached).

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: 846708
Status: Duplicate (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, May 29 2018

ClusterFuzz has detected this issue as fixed in range 562314:562330.

Detailed report: https://clusterfuzz.com/testcase?key=5560575313313792

Fuzzer: attekett_dom_fuzzer
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Use-after-poison READ 8
Crash Address: 0x7e91573a5d90
Crash State:
  blink::HTMLSlotElement::LazyReattachNodesNaive
  blink::HTMLSlotElement::LazyReattachDistributedNodesIfNeeded
  blink::SlotAssignment::RecalcDistribution
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=561760:561768
Fixed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=562314:562330

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5560575313313792

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, May 29 2018

Labels: -reward-topanel reward-ineligible
Project Member

Comment 6 by sheriffbot@chromium.org, Sep 4

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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