check if decode[idx] is callable (capstone-engine#2322)

Rot127 · Apr 23, 2024 · e9284b6 · e9284b6
1 parent bf05d69
commit e9284b6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/SH/SHDisassembler.c b/arch/SH/SHDisassembler.c
@@ -2163,7 +2163,7 @@ static bool sh_disassemble(const uint8_t *code, MCInst *MI, uint64_t address,
 		idx = ((insn >> 8) & 0xf0) | (insn & 0x000f);
 	}
 
-	if (decode[idx]) {
+	if (idx < ARR_SIZE(decode) && decode[idx]) {
 		return decode[idx](insn, address, MI, mode, info, detail);
 	} else {
 		return MCDisassembler_Fail;