OSV-2020-789 Heap-use-after-free in llvm_ks::X86Operand::getToken

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22850 Crash type: Heap-use-after-free READ 4 Crash state: llvmks::X86Operand::getToken X86AsmParser::MatchAndEmitATTInstruction X86AsmParser::MatchAndEmitInstruction...

keystone:fuzz_asm_x86_16: Use-of-uninitialized-value in X86AsmParser::ParseIntelOperand

Detailed Report: https://oss-fuzz.com/testcase?key=5746148690362368 Project: keystone Fuzzing Engine: libFuzzer Fuzz Target: fuzzasmx8616 Job Type: libfuzzermsankeystone Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: X86AsmParser::ParseIntelOperand...

keystone/fuzz_asm_x86_64: Use-of-uninitialized-value in X86AsmParser::ParseIntelOperand

Detailed report: https://oss-fuzz.com/testcase?key=5742603060903936 Project: keystone Fuzzer: libFuzzerkeystonefuzzasmx8664 Fuzz target binary: fuzzasmx8664 Job Type: libfuzzermsankeystone Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State:...