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Issue metadata

Status: Verified
Owner:
Closed: Sep 3
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 1
Type: Bug



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Null-dereference READ in quic::QuicStreamSequencerBuffer::BytesConsumed

Project Member Reported by ClusterFuzz, Aug 18

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5118290754797568

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  quic::QuicStreamSequencerBuffer::BytesConsumed
  blink::WebLocalFrameImpl::LocalRoot
  blink::WebLocalFrameImpl::LocalRootFrameWidget
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=542401:542403

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5118290754797568

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Aug 18

Components: Blink>Internals Internals>Network>DNS
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, Aug 18

Labels: Test-Predator-Auto-Owner
Owner: dcheng@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/4a96073611e1981d8572a2eadf7f8412a28ba157 ([OOPIF] Remove use of covariant return types for WebLocalFrame::FrameWidget().).

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.
Components: -Internals>Network>DNS Internals>Network>QUIC
Project Member

Comment 4 by ClusterFuzz, Sep 3

ClusterFuzz has detected this issue as fixed in range 580771:580772.

Detailed report: https://clusterfuzz.com/testcase?key=5118290754797568

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  quic::QuicStreamSequencerBuffer::BytesConsumed
  blink::WebLocalFrameImpl::LocalRoot
  blink::WebLocalFrameImpl::LocalRootFrameWidget
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=542401:542403
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=580771:580772

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5118290754797568

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 5 by ClusterFuzz, Sep 3

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5118290754797568 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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