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Issue 784698 link

Starred by 1 user

Issue metadata

Status: Duplicate
Merged: issue 784158
Owner:
Email to this user bounced
Closed: Nov 2017
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in sh::TParseContext::parseFunctionDeclarator

Project Member Reported by ClusterFuzz, Nov 14 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5083374996946944

Fuzzer: libFuzzer_angle_translator_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  sh::TParseContext::parseFunctionDeclarator
  yyparse
  sh::PaParseStrings
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=514545:514614

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5083374996946944

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Project Member

Comment 1 by ClusterFuzz, Nov 14 2017

Labels: Test-Predator-Auto-Owner
Owner: oetu...@nvidia.com
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/angle/angle/+/d80f2944cf130684ab0f3d7179572494180e80f4 (Struct definition not allowed as function parameter type).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 2 by ClusterFuzz, Nov 14 2017

ClusterFuzz has detected this issue as fixed in range 516015:516057.

Detailed report: https://clusterfuzz.com/testcase?key=5083374996946944

Fuzzer: libFuzzer_angle_translator_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  sh::TParseContext::parseFunctionDeclarator
  yyparse
  sh::PaParseStrings
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=514545:514614
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=516015:516057

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5083374996946944

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

Comment 3 by oetu...@nvidia.com, Nov 14 2017

Mergedinto: 784158
Status: Duplicate (was: Assigned)

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