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From 6a96e15096da6e7491107321cfa660c7c2aa119d Mon Sep 17 00:00:00 2001
From: Paul Moore <pmoore@redhat.com>
Date: Tue, 28 Jan 2014 14:45:41 -0500
Subject: [PATCH 1/2] selinux: add SOCK_DIAG_BY_FAMILY to the list of netlink
message types
The SELinux AF_NETLINK/NETLINK_SOCK_DIAG socket class was missing the
SOCK_DIAG_BY_FAMILY definition which caused SELINUX_ERR messages when
the ss tool was run.
# ss
Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port
u_str ESTAB 0 0 * 14189 * 14190
u_str ESTAB 0 0 * 14145 * 14144
u_str ESTAB 0 0 * 14151 * 14150
{...}
# ausearch -m SELINUX_ERR
----
time->Thu Jan 23 11:11:16 2014
type=SYSCALL msg=audit(1390493476.445:374):
arch=c000003e syscall=44 success=yes exit=40
a0=3 a1=7fff03aa11f0 a2=28 a3=0 items=0 ppid=1852 pid=1895
auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0
tty=pts0 ses=1 comm="ss" exe="/usr/sbin/ss"
subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 key=(null)
type=SELINUX_ERR msg=audit(1390493476.445:374):
SELinux: unrecognized netlink message type=20 for sclass=32
Signed-off-by: Paul Moore <pmoore@redhat.com>
---
security/selinux/nlmsgtab.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/security/selinux/nlmsgtab.c b/security/selinux/nlmsgtab.c
index 332ac8a..2df7b90 100644
--- a/security/selinux/nlmsgtab.c
+++ b/security/selinux/nlmsgtab.c
@@ -17,6 +17,7 @@
#include <linux/inet_diag.h>
#include <linux/xfrm.h>
#include <linux/audit.h>
+#include <linux/sock_diag.h>
#include "flask.h"
#include "av_permissions.h"
@@ -78,6 +79,7 @@ static struct nlmsg_perm nlmsg_tcpdiag_perms[] =
{
{ TCPDIAG_GETSOCK, NETLINK_TCPDIAG_SOCKET__NLMSG_READ },
{ DCCPDIAG_GETSOCK, NETLINK_TCPDIAG_SOCKET__NLMSG_READ },
+ { SOCK_DIAG_BY_FAMILY, NETLINK_TCPDIAG_SOCKET__NLMSG_READ },
};
static struct nlmsg_perm nlmsg_xfrm_perms[] =
--
1.9.2
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