x86: instruction length must be <= 15

2014-12-17 23:53:32 +08:00 · 2014-12-17 23:53:32 +08:00 · 3539595183
parent a3d689de51
commit 3539595183
1 changed files with 3 additions and 0 deletions
--- a/arch/X86/X86DisassemblerDecoder.c
+++ b/arch/X86/X86DisassemblerDecoder.c
@ -2049,6 +2049,9 @@ int decodeInstruction(struct InternalInstruction* insn,

 	insn->length = (size_t)(insn->readerCursor - insn->startLocation);

+	if (insn->length > 15)
+		return -1;
+
 	// dbgprintf(insn, "Read from 0x%llx to 0x%llx: length %zu",
 	// 		startLoc, insn->readerCursor, insn->length);