diff options
| author |   deraadt <deraadt@openbsd.org> | 2004-03-29 16:32:19 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 2004-03-29 16:32:19 +0000 |
| commit | b6cbd56e07ab4153cf0289ac8311d6f998b0e88e (patch) | |
| tree | e760614cf0456cb7119c4bd811fd2261f30a0433 | |
| parent | Revise for OpenBSD 3.5 and mentio bsd.rd-a.out; OK deraadt@ (diff) | |
| download | wireguard-openbsd-b6cbd56e07ab4153cf0289ac8311d6f998b0e88e.tar.xz wireguard-openbsd-b6cbd56e07ab4153cf0289ac8311d6f998b0e88e.zip | |
memory mishandling; from ho
| -rw-r--r-- | sbin/isakmpd/udp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sbin/isakmpd/udp.c b/sbin/isakmpd/udp.c index 3de891d4111..097a8412737 100644 --- a/sbin/isakmpd/udp.c +++ b/sbin/isakmpd/udp.c @@ -1,4 +1,4 @@ -/* $OpenBSD: udp.c,v 1.66 2004/03/19 14:04:43 hshoexer Exp $ */ +/* $OpenBSD: udp.c,v 1.67 2004/03/29 16:32:19 deraadt Exp $ */ /* $EOM: udp.c,v 1.57 2001/01/26 10:09:57 niklas Exp $ */ /* @@ -343,7 +343,9 @@ udp_bind_if (char *ifname, struct sockaddr *if_addr, void *arg) * address bound. If so, unmark the transport and skip it; this allows * us to call this function when we suspect a new address has appeared. */ - memcpy (saddr, if_addr, sizeof saddr_st); + if (sysdep_sa_len (if_addr) > sizeof saddr_st) + return 0; + memcpy (saddr, if_addr, sysdep_sa_len (if_addr)); switch (saddr->sa_family) /* Add the port number to the sockaddr. */ { case AF_INET: |