From 5c0827eededc8392472823d8e3e50cd0f5fad47b Mon Sep 17 00:00:00 2001 From: Andrew Goodbody Date: Thu, 17 Jul 2025 12:09:15 +0100 Subject: [PATCH] sandbox: eth-raw: Prevent possible buffer overflow Instead of strcpy which is unbounded use strlcpy to ensure that the receiving buffer cannot be overflowed. This issue found by Smatch. Signed-off-by: Andrew Goodbody --- drivers/net/sandbox-raw-bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/sandbox-raw-bus.c b/drivers/net/sandbox-raw-bus.c index 15670d6d24a..c698a07c784 100644 --- a/drivers/net/sandbox-raw-bus.c +++ b/drivers/net/sandbox-raw-bus.c @@ -42,7 +42,7 @@ static int eth_raw_bus_post_bind(struct udevice *dev) device_probe(child); priv = dev_get_priv(child); if (priv) { - strcpy(priv->host_ifname, i->if_name); + strlcpy(priv->host_ifname, i->if_name, IFNAMSIZ); priv->host_ifindex = i->if_index; priv->local = local; } -- 2.47.2