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Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security
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Heap-use-after-free in blink::AXObjectCacheImpl::GetOrCreate

Project Member Reported by ClusterFuzz, Jun 27 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4547142899990528

Fuzzer: inferno_twister_c
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x61400005b140
Crash State:
  blink::AXObjectCacheImpl::GetOrCreate
  blink::AXObjectCacheImpl::GetOrCreate
  blink::AXObjectCacheImpl::HandleAttributeChanged
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=567954:567955

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4547142899990528

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jun 27 2018

ClusterFuzz has detected this issue as fixed in range 570347:570348.

Detailed report: https://clusterfuzz.com/testcase?key=4547142899990528

Fuzzer: inferno_twister_c
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x61400005b140
Crash State:
  blink::AXObjectCacheImpl::GetOrCreate
  blink::AXObjectCacheImpl::GetOrCreate
  blink::AXObjectCacheImpl::HandleAttributeChanged
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=567954:567955
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=570347:570348

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4547142899990528

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.
Project Member

Comment 2 by ClusterFuzz, Jun 27 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4547142899990528 is verified as fixed, so closing issue as verified.

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

Comment 3 by sheriffbot@chromium.org, Jun 27 2018

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Components: Blink>Accessibility
Project Member

Comment 5 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1
Project Member

Comment 6 by sheriffbot@chromium.org, Oct 3

Labels: -Restrict-View-SecurityNotify allpublic
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

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