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Issue 818144 link

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Issue metadata

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



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Bad-cast to v8::internal::compiler::Operator1<int, v8::internal::compiler::OpEqualTo<int>, v8::internal::compiler::OpHash<int> > from v8::internal::compiler::Operator1<v8::internal::compiler::IfValueParameters, v8::internal::compiler::OpEqualTo<v8::internal::compiler::IfValueParameters>, v8::internal::compiler::OpHash<v8::internal::compiler::IfValueParameters> > in OpParameter<int>

Project Member Reported by ClusterFuzz, Mar 2 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5867516371664896

Fuzzer: ochang_js_fuzzer
Job Type: linux_ubsan_vptr_d8
Platform Id: linux

Crash Type: Bad-cast
Crash Address: 0x562e4032e508
Crash State:
  Bad-cast to v8::internal::compiler::Operator1<int, v8::internal::compiler::OpEqualTo<int>, v8::internal::compiler::OpHash<int> > from v8::internal::compiler::Operator1<v8::internal::compiler::IfValueParameters, v8::internal::compiler::OpEqualTo<v8::internal::compiler::IfValueParameters>, v8::internal::compiler::OpHash<v8::internal::compiler::IfValueParameters> >
  OpParameter<int>
  v8::internal::compiler::CommonOperatorReducer::ReduceSwitch
  
Sanitizer: undefined (UBSAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_d8&range=51678:51679

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5867516371664896

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 2 2018

Components: Blink>JavaScript>Compiler
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, Mar 2 2018

Labels: Test-Predator-Auto-Owner
Owner: sigurds@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/b8bc26d09961a99649ed42fa949dac92698683b1 ([turbofan] Preserve order of compares in switches).

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 sheriffbot@chromium.org, Mar 2 2018

Labels: Pri-1

Comment 4 by kenrb@chromium.org, Mar 2 2018

Labels: Security_Impact-Head M-67
Project Member

Comment 5 by ClusterFuzz, Mar 3 2018

ClusterFuzz has detected this issue as fixed in range 51680:51681.

Detailed report: https://clusterfuzz.com/testcase?key=5867516371664896

Fuzzer: ochang_js_fuzzer
Job Type: linux_ubsan_vptr_d8
Platform Id: linux

Crash Type: Bad-cast
Crash Address: 0x562e4032e508
Crash State:
  Bad-cast to v8::internal::compiler::Operator1<int, v8::internal::compiler::OpEqualTo<int>, v8::internal::compiler::OpHash<int> > from v8::internal::compiler::Operator1<v8::internal::compiler::IfValueParameters, v8::internal::compiler::OpEqualTo<v8::internal::compiler::IfValueParameters>, v8::internal::compiler::OpHash<v8::internal::compiler::IfValueParameters> >
  OpParameter<int>
  v8::internal::compiler::CommonOperatorReducer::ReduceSwitch
  
Sanitizer: undefined (UBSAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_d8&range=51678:51679
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_d8&range=51680:51681

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5867516371664896

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 6 by ClusterFuzz, Mar 3 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5867516371664896 is verified as fixed, so closing issue as verified.

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

Comment 7 by sheriffbot@chromium.org, Mar 3 2018

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 8 by sheriffbot@chromium.org, Jun 9

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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