This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it.

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

miu@, could you please help to triage this?

ClusterFuzz has detected this issue as fixed in range 425567:425571.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5213534298570752

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x6190001a2cb8
Crash State:
  delegate
  content::WebContents::FromRenderFrameHost
  CastRemotingConnector::FrameRemoterFactory::Create
  
Recommended Security Severity: Critical

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=425380:425442
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=425567:425571

Minimized Testcase (0.61 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96vPHnZoYGF3kMAV0ke9C9CJWVVx3sSotUfKtspRSbAjc7zB2VuvWS1BQkRGbN8-leaPXkRFt__G-odGVkxi5uu5TS7amXpdlY4Z9TYYf6pkO_JwX-glEXxAzsED-zrwOHbviIeQiGeehHvuKH2YZ4DzVuj3w?testcase_id=5213534298570752

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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 is verified as fixed, closing issue.

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