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Issue metadata

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



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Null-dereference READ in size

Project Member Reported by ClusterFuzz, Jan 23 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5217232602005504

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000000000c
Crash State:
  size
  v8::Local<v8::Value> blink::ToV8SequenceInternal<blink::HeapVector<blink::Member
  ToV8<blink::Member<blink::CSSStyleValue>,
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=529576:529585

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5217232602005504

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 23 2018

Components: Blink>Bindings Blink>Internals>WTF
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, Jan 24 2018

ClusterFuzz has detected this issue as fixed in range 531261:531262.

Detailed report: https://clusterfuzz.com/testcase?key=5217232602005504

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000000000c
Crash State:
  size
  v8::Local<v8::Value> blink::ToV8SequenceInternal<blink::HeapVector<blink::Member
  ToV8<blink::Member<blink::CSSStyleValue>,
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=529576:529585
Fixed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=531261:531262

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5217232602005504

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, Jan 24 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5217232602005504 is verified as fixed, so closing issue as verified.

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

Comment 4 by yutak@chromium.org, Jan 24 2018

Components: -Blink>Bindings -Blink>Internals>WTF Blink>Paint
Labels: Test-Predator-Wrong-Components

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