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selinux: add SOCK_DIAG_BY_FAMILY to the list of netlink message types 

commit 6a96e15096da6e7491107321cfa660c7c2aa119d upstream.

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

Bug: 20350607
Change-Id: I22218ec620bc3ee6396145f1c2ad8ed222648309
Signed-off-by: Paul Moore <pmoore@redhat.com>
Signed-off-by: Kevin F. Haggerty <haggertk@lineageos.org>
This commit is contained in:
Paul Moore 2014-01-28 14:45:41 -05:00 committed by Francescodario Cuzzocrea
parent febc119005
commit 507bef0746
1 changed files with 2 additions and 0 deletions
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2
security/selinux/nlmsgtab.c
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@ -18,6 +18,7 @@
#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"
@ -80,6 +81,7 @@ 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[] =