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x86: LES is invalid in x64. see #904

This commit is contained in:
Nguyen Anh Quynh 2017-05-06 14:29:11 +08:00
parent 79e1a1821e
commit 1e28d29bb9
1 changed files with 6 additions and 0 deletions
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6
arch/X86/X86Disassembler.c
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@ -835,6 +835,12 @@ bool X86_getInstruction(csh ud, const uint8_t *code, size_t code_len,
result = (!translateInstruction(instr, &insn)) ? true : false; result = (!translateInstruction(instr, &insn)) ? true : false;
if (result) { if (result) {
// quick fix for #904. TODO: fix this properly in the next update
if (handle->mode & CS_MODE_64 &&
(instr->Opcode == X86_LES16rm || instr->Opcode == X86_LES32rm))
// LES is invalid in x64
return false;
instr->imm_size = insn.immSize; instr->imm_size = insn.immSize;
if (handle->detail) { if (handle->detail) {
update_pub_insn(instr->flat_insn, &insn, instr->x86_prefix); update_pub_insn(instr->flat_insn, &insn, instr->x86_prefix);