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Issue 835310 link

Starred by 2 users

Issue metadata

Status: Verified
Owner: ----
Closed: Apr 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in blink::V8Window::getComputedAccessibleNodeMethodCallback

Project Member Reported by ClusterFuzz, Apr 20 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4925564620898304

Fuzzer: inferno_twister
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000050
Crash State:
  blink::V8Window::getComputedAccessibleNodeMethodCallback
  v8::internal::FunctionCallbackArguments::Call
  v8::internal::MaybeHandle<v8::internal::Object> v8::internal::HandleApiCallHelpe
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=550512:550514

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4925564620898304

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Apr 20 2018

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, Apr 29 2018

ClusterFuzz has detected this issue as fixed in range 554665:554666.

Detailed report: https://clusterfuzz.com/testcase?key=4925564620898304

Fuzzer: inferno_twister
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000050
Crash State:
  blink::V8Window::getComputedAccessibleNodeMethodCallback
  v8::internal::FunctionCallbackArguments::Call
  v8::internal::MaybeHandle<v8::internal::Object> v8::internal::HandleApiCallHelpe
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=550512:550514
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=554665:554666

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4925564620898304

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, Apr 29 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4925564620898304 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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