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

If this doesn't affect a release branch, or has not been properly classified for severity, please update the Security_Impact or Security_Severity labels, and remove the ReleaseBlock label. To disable this altogether, apply ReleaseBlock-NA.

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

ClusterFuzz has detected this issue as fixed in range 491156:491274.

Detailed report: https://clusterfuzz.com/testcase?key=4632473857425408

Fuzzer: afl_paint_op_buffer_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Stack-use-after-return READ 1
Crash Address: 0x7f3973793b49
Crash State:
  MaskSuperBlitter::blitH
  walk_edges
  sk_fill_path
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=489460:489535
Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=491156:491274

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4632473857425408


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md 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 4632473857425408 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