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Date: Thu, 06 Aug 2009 15:31:07 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: "David S. Miller" <davem@...emloft.net> CC: Linux Netdev List <netdev@...r.kernel.org> Subject: [PATCH] netrom: Fix nr_getname() leak nr_getname() can leak kernel memory to user. Signed-off-by: Eric Dumazet <eric.dumazet@...il.com> --- diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index ce51ce0..ce1a34b 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -847,6 +847,7 @@ static int nr_getname(struct socket *sock, struct sockaddr *uaddr, sax->fsa_ax25.sax25_family = AF_NETROM; sax->fsa_ax25.sax25_ndigis = 1; sax->fsa_ax25.sax25_call = nr->user_addr; + memset(sax->fsa_digipeater, 0, sizeof(sax->fsa_digipeater)); sax->fsa_digipeater[0] = nr->dest_addr; *uaddr_len = sizeof(struct full_sockaddr_ax25); } else { -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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