Commit 233524f4 authored by Robert Lubos's avatar Robert Lubos Committed by Anas Nashif
Browse files

net: ieee802154_mgmt: Fix memcpy to uninitialized pointer location 



As since commit bff6a5cc, params.dst.ext_addr is no longer assigned with
the ctx->coord_ext_addr pointer, but a endianness swap is included, it
should be assigned with a proper buffer before the memcpy.

Signed-off-by: default avatarRobert Lubos <robert.lubos@nordicsemi.no>
parent f9a818cc

subsys/net/l2/ieee802154/ieee802154_mgmt.c

+2 −0
Original line number Diff line number Diff line
@@ -455,6 +455,7 @@ static int ieee802154_disassociate(uint32_t mgmt_request, struct net_if *iface, 
				   void *data, size_t len)

{

	struct ieee802154_context *ctx = net_if_l2_data(iface);

	uint8_t ext_addr[IEEE802154_MAX_ADDR_LENGTH];

	struct ieee802154_frame_params params;

	struct ieee802154_command *cmd;

	struct net_pkt *pkt;
@@ -477,6 +478,7 @@ static int ieee802154_disassociate(uint32_t mgmt_request, struct net_if *iface, 
		params.dst.short_addr = ctx->coord_short_addr;

	} else {

		params.dst.len = IEEE802154_EXT_ADDR_LENGTH;

		params.dst.ext_addr = ext_addr;

		sys_memcpy_swap(params.dst.ext_addr, ctx->coord_ext_addr,

				IEEE802154_EXT_ADDR_LENGTH);

	}

CRA Git | Maintained and supported by SUSTech CRA and CCSE