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Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2017
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference WRITE in blink::AXObjectCacheImpl::PostNotification

Project Member Reported by ClusterFuzz, Jun 20 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5072347706163200

Fuzzer: bj_broddelwerk
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference WRITE
Crash Address: 0x000000000070
Crash State:
  blink::AXObjectCacheImpl::PostNotification
  blink::AXMenuList::DidUpdateActiveOption
  blink::AXObjectCacheImpl::HandleUpdateActiveMenuOption
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=474583:474657

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5072347706163200


Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jun 21 2017

ClusterFuzz has detected this issue as fixed in range 480776:480824.

Detailed report: https://clusterfuzz.com/testcase?key=5072347706163200

Fuzzer: bj_broddelwerk
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference WRITE
Crash Address: 0x000000000070
Crash State:
  blink::AXObjectCacheImpl::PostNotification
  blink::AXMenuList::DidUpdateActiveOption
  blink::AXObjectCacheImpl::HandleUpdateActiveMenuOption
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=474583:474657
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=480776:480824

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5072347706163200


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.
Project Member

Comment 2 by ClusterFuzz, Jun 21 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5072347706163200 is verified as fixed, so closing issue.

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

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