linux-stable/security
Paul Moore 90d4469b0a selinux: properly handle multiple messages in selinux_netlink_send()
commit fb73974172 upstream.

Fix the SELinux netlink_send hook to properly handle multiple netlink
messages in a single sk_buff; each message is parsed and subject to
SELinux access control.  Prior to this patch, SELinux only inspected
the first message in the sk_buff.

Cc: stable@vger.kernel.org
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Reviewed-by: Stephen Smalley <stephen.smalley.work@gmail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-05 19:15:53 +02:00
..
apparmor apparmor: don't try to replace stale label in ptrace access check 2020-01-27 14:46:04 +01:00
integrity ima: always return negative code for error 2019-10-11 18:18:37 +02:00
keys KEYS: Avoid false positive ENOMEM error on key read 2020-05-02 17:24:18 +02:00
loadpin security: mark LSM hooks as __ro_after_init 2017-03-06 11:00:15 +11:00
selinux selinux: properly handle multiple messages in selinux_netlink_send() 2020-05-05 19:15:53 +02:00
smack smack: use GFP_NOFS while holding inode_smack::smk_lock 2019-10-07 18:55:22 +02:00
tomoyo License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
yama Yama: Check for pid death before checking ancestry 2019-01-23 08:09:48 +01:00
commoncap.c cap_inode_getsecurity: use d_find_any_alias() instead of d_find_alias() 2018-09-09 19:56:01 +02:00
device_cgroup.c device_cgroup: fix RCU imbalance in error case 2019-04-27 09:35:40 +02:00
inode.c securityfs: fix use-after-free on symlink traversal 2019-05-25 18:25:34 +02:00
Kconfig /dev/mem: Add bounce buffer for copy-out 2018-03-24 11:01:24 +01:00
lsm_audit.c missing barriers in some of unix_sock ->addr and ->path accesses 2019-03-19 13:13:24 +01:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
min_addr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
security.c LSM: Check for NULL cred-security on free 2019-01-23 08:09:50 +01:00