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

ClusterFuzz has detected this issue as fixed in range 463762:463819.

Detailed report: https://clusterfuzz.com/testcase?key=6420508523626496

Fuzzer: inferno_twister_custom_bundle
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 8
Crash Address: 0x603000099d38
Crash State:
  cc::EndCompositingDisplayItem const& cc::DisplayItemList::CreateAndAppendPairedE
  blink::PaintArtifact::appendToWebDisplayItemList
  blink::ContentLayerDelegate::paintContents
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=462610:462863
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=463762:463819

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv97konsilvsMuieeUp-4CnKmuBN5XJPmWn0MA2oxRDDPqE8WF7Q3TcPdxHjrg9EAeM3V7M5vyif3pXaaXQCDcEbvPmNsPr3GPE5l8w1EfbHdWGt4a-2ai4Fef6lqUpY0f_8xwQ-6K6Us59OrNUiRe3QhdfyCPFoc-H_WcdD7OG4ls4yqdg_kY5W1hNARs5ssFsMoEFO9PS_vlsh3huVFpLcEoFRZBD4SJkmTYHpZSp-v1fb7u2p863ENPopbuVACJMkWhgB8UOaUdurxeJbMAo3LH5vAXGhArvapNVjczAGGuZ0AfrkqIn_-2HDONq_gLHAz7MUFAm6VL6Vr8mAw2_zCPIzkXICx62HUVzCgqkViSa8y1u8?testcase_id=6420508523626496


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.

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