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Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug-Security



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Use-after-poison in void blink::ElementRuleCollector::CollectMatchingRulesForList<blink::HeapTermina

Project Member Reported by ClusterFuzz, Jun 16 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5366686564483072

Fuzzer: inferno_webbot
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Use-after-poison READ 4
Crash Address: 0x7eeaa8164288
Crash State:
  void blink::ElementRuleCollector::CollectMatchingRulesForList<blink::HeapTermina
  blink::ElementRuleCollector::CollectMatchingRules
  blink::ScopedStyleResolver::CollectMatchingAuthorRules
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5366686564483072

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jun 16 2018

ClusterFuzz has detected this issue as fixed in range 567552:567561.

Detailed report: https://clusterfuzz.com/testcase?key=5366686564483072

Fuzzer: inferno_webbot
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Use-after-poison READ 4
Crash Address: 0x7eeaa8164288
Crash State:
  void blink::ElementRuleCollector::CollectMatchingRulesForList<blink::HeapTermina
  blink::ElementRuleCollector::CollectMatchingRules
  blink::ScopedStyleResolver::CollectMatchingAuthorRules
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Fixed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=567552:567561

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5366686564483072

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 16 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5366686564483072 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 16 2018

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

Comment 5 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1
Project Member

Comment 6 by sheriffbot@chromium.org, Sep 22

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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