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Issue metadata

Status: Verified
Owner: ----
Closed: Sep 16
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug



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Null-dereference READ in v8::Context::Enter

Project Member Reported by ClusterFuzz, Sep 10

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5724129091911680

Fuzzer: lcamtuf_cross_fuzz
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  v8::Context::Enter
  blink::V8ErrorCallback::handleEvent
  blink::V8PersistentCallbackInterface<blink::V8ErrorCallback>::InvokeAndReportExc
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=589177:589190

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5724129091911680

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Sep 10

Components: Blink>JavaScript
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, Sep 16

ClusterFuzz has detected this issue as fixed in range 591590:591591.

Detailed report: https://clusterfuzz.com/testcase?key=5724129091911680

Fuzzer: lcamtuf_cross_fuzz
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  v8::Context::Enter
  blink::V8ErrorCallback::handleEvent
  blink::V8PersistentCallbackInterface<blink::V8ErrorCallback>::InvokeAndReportExc
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=589177:589190
Fixed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=591590:591591

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5724129091911680

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 3 by ClusterFuzz, Sep 16

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5724129091911680 is verified as fixed, so closing issue as verified.

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

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