GattServcer: Check invalid offset am: afb0e3bbff (a594bbcb) · Commits · e / os / android_packages_modules_Bluetooth

system/service/gatt_server.cc

+7 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@

		#include <base/logging.h>

		#include "osi/include/log.h"
		#include "service/logging_helpers.h"
		#include "stack/include/bt_types.h"

		@@ -116,6 +117,12 @@ bool GattServer::SendResponse(const std::string& device_address, int request_id,
		return false;
		}

		if (offset < 0) {
		android_errorWriteLog(0x534e4554, "143231677");
		LOG(ERROR) << "Offset is less than 0 offset: " << offset;
		return false;
		}

		if (value.size() + offset > BTGATT_MAX_ATTR_LEN) {
		LOG(ERROR) << "Value is too large";
		return false;