Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/5361078a2944c3b70c5092bebecbf042fb824fc0 (Implement Element.toggleAttribute).

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.

ClusterFuzz has detected this issue as fixed in range 574029:574030.

Detailed report: https://clusterfuzz.com/testcase?key=4653001059598336

Fuzzer: inferno_twister
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Heap-use-after-free READ 4
Crash Address: 0x1256ecec34c0
Crash State:
  blink::AXObjectCacheImpl::GetOrCreate
  blink::AXObjectCacheImpl::GetOrCreate
  blink::AXObjectCacheImpl::HandleAttributeChanged
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=570347:570348
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=574029:574030

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4653001059598336

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.

ClusterFuzz testcase 4653001059598336 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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