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Issue metadata

Status: Duplicate
Merged: issue 726636
Owner: ----
Closed: May 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in v8::internal::Simulator::DecodeType2

Project Member Reported by ClusterFuzz, May 22 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5499338909548544

Fuzzer: inferno_js_fuzzer_c
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000001
Crash State:
  v8::internal::Simulator::DecodeType2
  v8::internal::Simulator::InstructionDecode
  v8::internal::Simulator::CallInternal
  
Sanitizer: address (ASAN)

Regressed: V8: 41533:41534

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5499338909548544


Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 

Comment 1 by ishell@chromium.org, May 26 2017

Mergedinto: 726636
Status: Duplicate (was: Untriaged)
Project Member

Comment 2 by ClusterFuzz, May 27 2017

ClusterFuzz has detected this issue as fixed in range 45536:45537.

Detailed report: https://clusterfuzz.com/testcase?key=5499338909548544

Fuzzer: inferno_js_fuzzer_c
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000001
Crash State:
  v8::internal::Simulator::DecodeType2
  v8::internal::Simulator::InstructionDecode
  v8::internal::Simulator::CallInternal
  
Sanitizer: address (ASAN)

Regressed: V8: 41533:41534
Fixed: V8: 45536:45537

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5499338909548544


See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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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