Commit acd410dc authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

check buffer is larger enough before overwriting

parent 161cc82d

crypto/ecdsa/ecdsatest.c

+2 −3
Original line number Diff line number Diff line
@@ -168,8 +168,7 @@ int fbytes(unsigned char *buf, int num) 
		return 0;

		}

	fbytes_counter ++;

	ret = BN_bn2bin(tmp, buf);	

	if (ret == 0 || ret != num)

	if (num != BN_num_bytes(tmp) || !BN_bn2bin(tmp, buf))

		ret = 0;

	else 

		ret = 1;