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Date: Sun, 07 Nov 2010 11:31:48 -0500
From: Dan Rosenberg <drosenberg@...curity.com>
To: chas@....nrl.navy.mil, davem@...emloft.net, kuznet@....inr.ac.ru,
pekkas@...core.fi, jmorris@...ei.org, yoshfuji@...ux-ipv6.org,
kaber@...sh.net, remi.denis-courmont@...ia.com
Cc: netdev@...r.kernel.org, security@...nel.org, stable@...nel.org
Subject: [PATCH 3/9] Fix leaking of kernel heap addresses in net/
Signed-off-by: Dan Rosenberg <drosenberg@...curity.com>
diff -urp linux-2.6.37-rc1.orig/net/ipv4/af_inet.c linux-2.6.37-rc1/net/ipv4/af_inet.c
--- linux-2.6.37-rc1.orig/net/ipv4/af_inet.c 2010-11-01 07:54:12.000000000 -0400
+++ linux-2.6.37-rc1/net/ipv4/af_inet.c 2010-11-07 10:31:41.000000000 -0500
@@ -139,12 +139,13 @@ void inet_sock_destruct(struct sock *sk)
sk_mem_reclaim(sk);
if (sk->sk_type == SOCK_STREAM && sk->sk_state != TCP_CLOSE) {
- pr_err("Attempt to release TCP socket in state %d %p\n",
- sk->sk_state, sk);
+ pr_err("Attempt to release TCP socket in state %d %lu\n",
+ sk->sk_state, sock_i_ino(sk));
return;
}
if (!sock_flag(sk, SOCK_DEAD)) {
- pr_err("Attempt to release alive inet socket %p\n", sk);
+ pr_err("Attempt to release alive inet socket %lu\n",
+ sock_i_ino(sk));
return;
}
diff -urp linux-2.6.37-rc1.orig/net/ipv4/raw.c linux-2.6.37-rc1/net/ipv4/raw.c
--- linux-2.6.37-rc1.orig/net/ipv4/raw.c 2010-11-01 07:54:12.000000000 -0400
+++ linux-2.6.37-rc1/net/ipv4/raw.c 2010-11-07 10:15:44.000000000 -0500
@@ -949,12 +949,12 @@ static void raw_sock_seq_show(struct seq
srcp = inet->inet_num;
seq_printf(seq, "%4d: %08X:%04X %08X:%04X"
- " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p %d\n",
+ " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %d %d\n",
i, src, srcp, dest, destp, sp->sk_state,
sk_wmem_alloc_get(sp),
sk_rmem_alloc_get(sp),
0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp, atomic_read(&sp->sk_drops));
+ atomic_read(&sp->sk_refcnt), 0, atomic_read(&sp->sk_drops));
}
static int raw_seq_show(struct seq_file *seq, void *v)
diff -urp linux-2.6.37-rc1.orig/net/ipv4/tcp_ipv4.c linux-2.6.37-rc1/net/ipv4/tcp_ipv4.c
--- linux-2.6.37-rc1.orig/net/ipv4/tcp_ipv4.c 2010-11-01 07:54:12.000000000 -0400
+++ linux-2.6.37-rc1/net/ipv4/tcp_ipv4.c 2010-11-07 10:15:21.000000000 -0500
@@ -2389,7 +2389,7 @@ static void get_openreq4(struct sock *sk
int ttd = req->expires - jiffies;
seq_printf(f, "%4d: %08X:%04X %08X:%04X"
- " %02X %08X:%08X %02X:%08lX %08X %5d %8d %u %d %p%n",
+ " %02X %08X:%08X %02X:%08lX %08X %5d %8d %u %d %d%n",
i,
ireq->loc_addr,
ntohs(inet_sk(sk)->inet_sport),
@@ -2404,7 +2404,7 @@ static void get_openreq4(struct sock *sk
0, /* non standard timer */
0, /* open_requests have no inode */
atomic_read(&sk->sk_refcnt),
- req,
+ 0,
len);
}
@@ -2444,7 +2444,7 @@ static void get_tcp4_sock(struct sock *s
rx_queue = max_t(int, tp->rcv_nxt - tp->copied_seq, 0);
seq_printf(f, "%4d: %08X:%04X %08X:%04X %02X %08X:%08X %02X:%08lX "
- "%08X %5d %8d %lu %d %p %lu %lu %u %u %d%n",
+ "%08X %5d %8d %lu %d %d %lu %lu %u %u %d%n",
i, src, srcp, dest, destp, sk->sk_state,
tp->write_seq - tp->snd_una,
rx_queue,
@@ -2454,7 +2454,7 @@ static void get_tcp4_sock(struct sock *s
sock_i_uid(sk),
icsk->icsk_probes_out,
sock_i_ino(sk),
- atomic_read(&sk->sk_refcnt), sk,
+ atomic_read(&sk->sk_refcnt), 0,
jiffies_to_clock_t(icsk->icsk_rto),
jiffies_to_clock_t(icsk->icsk_ack.ato),
(icsk->icsk_ack.quick << 1) | icsk->icsk_ack.pingpong,
@@ -2479,10 +2479,10 @@ static void get_timewait4_sock(struct in
srcp = ntohs(tw->tw_sport);
seq_printf(f, "%4d: %08X:%04X %08X:%04X"
- " %02X %08X:%08X %02X:%08lX %08X %5d %8d %d %d %p%n",
+ " %02X %08X:%08X %02X:%08lX %08X %5d %8d %d %d %d%n",
i, src, srcp, dest, destp, tw->tw_substate, 0, 0,
3, jiffies_to_clock_t(ttd), 0, 0, 0, 0,
- atomic_read(&tw->tw_refcnt), tw, len);
+ atomic_read(&tw->tw_refcnt), 0, len);
}
#define TMPSZ 150
diff -urp linux-2.6.37-rc1.orig/net/ipv4/udp.c linux-2.6.37-rc1/net/ipv4/udp.c
--- linux-2.6.37-rc1.orig/net/ipv4/udp.c 2010-11-01 07:54:12.000000000 -0400
+++ linux-2.6.37-rc1/net/ipv4/udp.c 2010-11-07 10:11:07.000000000 -0500
@@ -2046,12 +2046,12 @@ static void udp4_format_sock(struct sock
__u16 srcp = ntohs(inet->inet_sport);
seq_printf(f, "%5d: %08X:%04X %08X:%04X"
- " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p %d%n",
+ " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %d %d%n",
bucket, src, srcp, dest, destp, sp->sk_state,
sk_wmem_alloc_get(sp),
sk_rmem_alloc_get(sp),
0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp,
+ atomic_read(&sp->sk_refcnt), 0,
atomic_read(&sp->sk_drops), len);
}
--
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