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Issue metadata

Status: Duplicate
Merged: issue 904218
Owner:
Closed: Dec 5
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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Null-dereference READ in blink::ScriptState::From

Project Member Reported by ClusterFuzz, Dec 4

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5212131718594560

Fuzzer: lcamtuf_cross_fuzz
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  blink::ScriptState::From
  blink::CallbackFunctionBase::CallbackFunctionBase
  blink::V8EventHandlerNonNull* blink::ConstructTrait<blink::V8EventHandlerNonNull
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=597046:597056

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5212131718594560

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 4

Labels: OS-Mac
Project Member

Comment 2 by ClusterFuzz, Dec 4

Labels: Test-Predator-Auto-Owner
Owner: yukiy@google.com
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/1b2f95835607dbb9c6021df8893fb18f4c7aee9e (Create new EventHandler and base class for EventListener/EventHandler).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Project Member

Comment 3 by ClusterFuzz, Dec 4

Components: Blink>Bindings
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.
Owner: yukishiino@chromium.org
yukiy@ is no longer around afaik; reassigning to yukishiino@.
Mergedinto: 883643
Status: Duplicate (was: Assigned)
Mergedinto: -883643 904218
Project Member

Comment 7 by ClusterFuzz, Dec 10

ClusterFuzz has detected this issue as fixed in range 615079:615080.

Detailed report: https://clusterfuzz.com/testcase?key=5212131718594560

Fuzzer: lcamtuf_cross_fuzz
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  blink::ScriptState::From
  blink::CallbackFunctionBase::CallbackFunctionBase
  blink::V8EventHandlerNonNull* blink::ConstructTrait<blink::V8EventHandlerNonNull
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=597046:597056
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=615079:615080

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5212131718594560

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.

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