Null-dereference READ in spvtools::val::Instruction::opcode |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=6533366623764480 Fuzzer: afl_spvtools_opt_size_fuzzer Job Type: afl_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000000003a Crash State: spvtools::val::Instruction::opcode spvtools::val::CheckDecorationsOfBuffers spvtools::val::ValidateDecorations Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=581965:581976 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6533366623764480 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Aug 10
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Aug 10
Note, this is not used in prod, so no need for P1.
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Aug 14
I expect https://github.com/KhronosGroup/SPIRV-Tools/commit/397e02442e63781f66c70978fffab7551fdadf3f fixed this.
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Aug 15
ClusterFuzz has detected this issue as fixed in range 583092:583110. Detailed report: https://clusterfuzz.com/testcase?key=6533366623764480 Fuzzer: afl_spvtools_opt_size_fuzzer Job Type: afl_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000000003a Crash State: spvtools::val::Instruction::opcode spvtools::val::CheckDecorationsOfBuffers spvtools::val::ValidateDecorations Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=581965:581976 Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=583092:583110 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6533366623764480 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.
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Aug 15
ClusterFuzz testcase 6533366623764480 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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Comment 1 by ClusterFuzz
, Aug 10Labels: Test-Predator-Auto-Components