diff options
author | David Howells <dhowells@redhat.com> | 2006-12-05 14:37:56 +0000 |
---|---|---|
committer | David Howells <dhowells@warthog.cambridge.redhat.com> | 2006-12-05 14:37:56 +0000 |
commit | 4c1ac1b49122b805adfa4efc620592f68dccf5db (patch) | |
tree | 87557f4bc2fd4fe65b7570489c2f610c45c0adcd /security | |
parent | c4028958b6ecad064b1a6303a6a5906d4fe48d73 (diff) | |
parent | d916faace3efc0bf19fe9a615a1ab8fa1a24cd93 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/infiniband/core/iwcm.c
drivers/net/chelsio/cxgb2.c
drivers/net/wireless/bcm43xx/bcm43xx_main.c
drivers/net/wireless/prism54/islpci_eth.c
drivers/usb/core/hub.h
drivers/usb/input/hid-core.c
net/core/netpoll.c
Fix up merge failures with Linus's head and fix new compilation failures.
Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'security')
24 files changed, 730 insertions, 712 deletions
diff --git a/security/dummy.c b/security/dummy.c index 43874c1e6e2..558795b237d 100644 --- a/security/dummy.c +++ b/security/dummy.c @@ -828,6 +828,11 @@ static inline void dummy_inet_csk_clone(struct sock *newsk, { } +static inline void dummy_inet_conn_established(struct sock *sk, + struct sk_buff *skb) +{ +} + static inline void dummy_req_classify_flow(const struct request_sock *req, struct flowi *fl) { @@ -836,7 +841,7 @@ static inline void dummy_req_classify_flow(const struct request_sock *req, #ifdef CONFIG_SECURITY_NETWORK_XFRM static int dummy_xfrm_policy_alloc_security(struct xfrm_policy *xp, - struct xfrm_user_sec_ctx *sec_ctx, struct sock *sk) + struct xfrm_user_sec_ctx *sec_ctx) { return 0; } @@ -856,7 +861,7 @@ static int dummy_xfrm_policy_delete_security(struct xfrm_policy *xp) } static int dummy_xfrm_state_alloc_security(struct xfrm_state *x, - struct xfrm_user_sec_ctx *sec_ctx, struct xfrm_sec_ctx *pol, u32 secid) + struct xfrm_user_sec_ctx *sec_ctx, u32 secid) { return 0; } @@ -881,12 +886,6 @@ static int dummy_xfrm_state_pol_flow_match(struct xfrm_state *x, return 1; } -static int dummy_xfrm_flow_state_match(struct flowi *fl, struct xfrm_state *xfrm, - struct xfrm_policy *xp) -{ - return 1; -} - static int dummy_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall) { return 0; @@ -1108,6 +1107,7 @@ void security_fixup_ops (struct security_operations *ops) set_to_dummy_if_null(ops, sock_graft); set_to_dummy_if_null(ops, inet_conn_request); set_to_dummy_if_null(ops, inet_csk_clone); + set_to_dummy_if_null(ops, inet_conn_established); set_to_dummy_if_null(ops, req_classify_flow); #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_NETWORK_XFRM @@ -1120,7 +1120,6 @@ void security_fixup_ops (struct security_operations *ops) set_to_dummy_if_null(ops, xfrm_state_delete_security); set_to_dummy_if_null(ops, xfrm_policy_lookup); set_to_dummy_if_null(ops, xfrm_state_pol_flow_match); - set_to_dummy_if_null(ops, xfrm_flow_state_match); set_to_dummy_if_null(ops, xfrm_decode_session); #endif /* CONFIG_SECURITY_NETWORK_XFRM */ #ifdef CONFIG_KEYS diff --git a/security/selinux/avc.c b/security/selinux/avc.c index a300702da52..74c0319c417 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -32,12 +32,7 @@ #include "avc.h" #include "avc_ss.h" -static const struct av_perm_to_string -{ - u16 tclass; - u32 value; - const char *name; -} av_perm_to_string[] = { +static const struct av_perm_to_string av_perm_to_string[] = { #define S_(c, v, s) { c, v, s }, #include "av_perm_to_string.h" #undef S_ @@ -57,17 +52,21 @@ static const char *class_to_string[] = { #undef TE_ #undef S_ -static const struct av_inherit -{ - u16 tclass; - const char **common_pts; - u32 common_base; -} av_inherit[] = { +static const struct av_inherit av_inherit[] = { #define S_(c, i, b) { c, common_##i##_perm_to_string, b }, #include "av_inherit.h" #undef S_ }; +const struct selinux_class_perm selinux_class_perm = { + av_perm_to_string, + ARRAY_SIZE(av_perm_to_string), + class_to_string, + ARRAY_SIZE(class_to_string), + av_inherit, + ARRAY_SIZE(av_inherit) +}; + #define AVC_CACHE_SLOTS 512 #define AVC_DEF_CACHE_THRESHOLD 512 #define AVC_CACHE_RECLAIM 16 diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 8ab5679a37a..a29d78d3f44 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -58,6 +58,7 @@ #include <linux/netlink.h> #include <linux/tcp.h> #include <linux/udp.h> +#include <linux/dccp.h> #include <linux/quota.h> #include <linux/un.h> /* for Unix socket types */ #include <net/af_unix.h> /* for Unix socket types */ @@ -751,6 +752,8 @@ static inline u16 socket_type_to_security_class(int family, int type, int protoc return SECCLASS_UDP_SOCKET; else return SECCLASS_RAWIP_SOCKET; + case SOCK_DCCP: + return SECCLASS_DCCP_SOCKET; default: return SECCLASS_RAWIP_SOCKET; } @@ -1754,7 +1757,8 @@ static inline void flush_unauthorized_files(struct files_struct * files) get_file(devnull); } else { devnull = dentry_open(dget(selinux_null), mntget(selinuxfs_mount), O_RDWR); - if (!devnull) { + if (IS_ERR(devnull)) { + devnull = NULL; put_unused_fd(fd); fput(file); continue; @@ -2888,7 +2892,8 @@ static void selinux_task_to_inode(struct task_struct *p, } /* Returns error only if unable to parse addresses */ -static int selinux_parse_skb_ipv4(struct sk_buff *skb, struct avc_audit_data *ad) +static int selinux_parse_skb_ipv4(struct sk_buff *skb, + struct avc_audit_data *ad, u8 *proto) { int offset, ihlen, ret = -EINVAL; struct iphdr _iph, *ih; @@ -2906,6 +2911,9 @@ static int selinux_parse_skb_ipv4(struct sk_buff *skb, struct avc_audit_data *ad ad->u.net.v4info.daddr = ih->daddr; ret = 0; + if (proto) + *proto = ih->protocol; + switch (ih->protocol) { case IPPROTO_TCP: { struct tcphdr _tcph, *th; @@ -2939,6 +2947,22 @@ static int selinux_parse_skb_ipv4(struct sk_buff *skb, struct avc_audit_data *ad break; } + case IPPROTO_DCCP: { + struct dccp_hdr _dccph, *dh; + + if (ntohs(ih->frag_off) & IP_OFFSET) + break; + + offset += ihlen; + dh = skb_header_pointer(skb, offset, sizeof(_dccph), &_dccph); + if (dh == NULL) + break; + + ad->u.net.sport = dh->dccph_sport; + ad->u.net.dport = dh->dccph_dport; + break; + } + default: break; } @@ -2949,7 +2973,8 @@ out: #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) /* Returns error only if unable to parse addresses */ -static int selinux_parse_skb_ipv6(struct sk_buff *skb, struct avc_audit_data *ad) +static int selinux_parse_skb_ipv6(struct sk_buff *skb, + struct avc_audit_data *ad, u8 *proto) { u8 nexthdr; int ret = -EINVAL, offset; @@ -2970,6 +2995,9 @@ static int selinux_parse_skb_ipv6(struct sk_buff *skb, struct avc_audit_data *ad if (offset < 0) goto out; + if (proto) + *proto = nexthdr; + switch (nexthdr) { case IPPROTO_TCP: { struct tcphdr _tcph, *th; @@ -2995,6 +3023,18 @@ static int selinux_parse_skb_ipv6(struct sk_buff *skb, struct avc_audit_data *ad break; } + case IPPROTO_DCCP: { + struct dccp_hdr _dccph, *dh; + + dh = skb_header_pointer(skb, offset, sizeof(_dccph), &_dccph); + if (dh == NULL) + break; + + ad->u.net.sport = dh->dccph_sport; + ad->u.net.dport = dh->dccph_dport; + break; + } + /* includes fragments */ default: break; @@ -3006,13 +3046,13 @@ out: #endif /* IPV6 */ static int selinux_parse_skb(struct sk_buff *skb, struct avc_audit_data *ad, - char **addrp, int *len, int src) + char **addrp, int *len, int src, u8 *proto) { int ret = 0; switch (ad->u.net.family) { case PF_INET: - ret = selinux_parse_skb_ipv4(skb, ad); + ret = selinux_parse_skb_ipv4(skb, ad, proto); if (ret || !addrp) break; *len = 4; @@ -3022,7 +3062,7 @@ static int selinux_parse_skb(struct sk_buff *skb, struct avc_audit_data *ad, #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) case PF_INET6: - ret = selinux_parse_skb_ipv6(skb, ad); + ret = selinux_parse_skb_ipv6(skb, ad, proto); if (ret || !addrp) break; *len = 16; @@ -3100,9 +3140,7 @@ static int selinux_socket_post_create(struct socket *sock, int family, if (sock->sk) { sksec = sock->sk->sk_security; sksec->sid = isec->sid; - err = selinux_netlbl_socket_post_create(sock, - family, - isec->sid); + err = selinux_netlbl_socket_post_create(sock); } return err; @@ -3179,7 +3217,11 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in case SECCLASS_UDP_SOCKET: node_perm = UDP_SOCKET__NODE_BIND; break; - + + case SECCLASS_DCCP_SOCKET: + node_perm = DCCP_SOCKET__NODE_BIND; + break; + default: node_perm = RAWIP_SOCKET__NODE_BIND; break; @@ -3217,16 +3259,17 @@ static int selinux_socket_connect(struct socket *sock, struct sockaddr *address, return err; /* - * If a TCP socket, check name_connect permission for the port. + * If a TCP or DCCP socket, check name_connect permission for the port. */ isec = SOCK_INODE(sock)->i_security; - if (isec->sclass == SECCLASS_TCP_SOCKET) { + if (isec->sclass == SECCLASS_TCP_SOCKET || + isec->sclass == SECCLASS_DCCP_SOCKET) { struct sock *sk = sock->sk; struct avc_audit_data ad; struct sockaddr_in *addr4 = NULL; struct sockaddr_in6 *addr6 = NULL; unsigned short snum; - u32 sid; + u32 sid, perm; if (sk->sk_family == PF_INET) { addr4 = (struct sockaddr_in *)address; @@ -3245,11 +3288,13 @@ static int selinux_socket_connect(struct socket *sock, struct sockaddr *address, if (err) goto out; + perm = (isec->sclass == SECCLASS_TCP_SOCKET) ? + TCP_SOCKET__NAME_CONNECT : DCCP_SOCKET__NAME_CONNECT; + AVC_AUDIT_DATA_INIT(&ad,NET); ad.u.net.dport = htons(snum); ad.u.net.family = sk->sk_family; - err = avc_has_perm(isec->sid, sid, isec->sclass, - TCP_SOCKET__NAME_CONNECT, &ad); + err = avc_has_perm(isec->sid, sid, isec->sclass, perm, &ad); if (err) goto out; } @@ -3437,7 +3482,13 @@ static int selinux_sock_rcv_skb_compat(struct sock *sk, struct sk_buff *skb, node_perm = NODE__TCP_RECV; recv_perm = TCP_SOCKET__RECV_MSG; break; - + + case SECCLASS_DCCP_SOCKET: + netif_perm = NETIF__DCCP_RECV; + node_perm = NODE__DCCP_RECV; + recv_perm = DCCP_SOCKET__RECV_MSG; + break; + default: netif_perm = NETIF__RAWIP_RECV; node_perm = NODE__RAWIP_RECV; @@ -3493,7 +3544,7 @@ static int selinux_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) ad.u.net.netif = skb->dev ? skb->dev->name : "[unknown]"; ad.u.net.family = family; - err = selinux_parse_skb(skb, &ad, &addrp, &len, 1); + err = selinux_parse_skb(skb, &ad, &addrp, &len, 1, NULL); if (err) goto out; @@ -3523,25 +3574,16 @@ static int selinux_socket_getpeersec_stream(struct socket *sock, char __user *op u32 scontext_len; struct sk_security_struct *ssec; struct inode_security_struct *isec; - u32 peer_sid = 0; + u32 peer_sid = SECSID_NULL; isec = SOCK_INODE(sock)->i_security; - /* if UNIX_STREAM check peer_sid, if TCP check dst for labelled sa */ - if (isec->sclass == SECCLASS_UNIX_STREAM_SOCKET) { + if (isec->sclass == SECCLASS_UNIX_STREAM_SOCKET || + isec->sclass == SECCLASS_TCP_SOCKET) { ssec = sock->sk->sk_security; peer_sid = ssec->peer_sid; } - else if (isec->sclass == SECCLASS_TCP_SOCKET) { - peer_sid = selinux_netlbl_socket_getpeersec_stream(sock); - if (peer_sid == SECSID_NULL) - peer_sid = selinux_socket_getpeer_stream(sock->sk); - if (peer_sid == SECSID_NULL) { - err = -ENOPROTOOPT; - goto out; - } - } - else { + if (peer_sid == SECSID_NULL) { err = -ENOPROTOOPT; goto out; } @@ -3573,13 +3615,12 @@ static int selinux_socket_getpeersec_dgram(struct socket *sock, struct sk_buff * u32 peer_secid = SECSID_NULL; int err = 0; - if (sock && (sock->sk->sk_family == PF_UNIX)) + if (sock && sock->sk->sk_family == PF_UNIX) selinux_get_inode_sid(SOCK_INODE(sock), &peer_secid); - else if (skb) { - peer_secid = selinux_netlbl_socket_getpeersec_dgram(skb); - if (peer_secid == SECSID_NULL) - peer_secid = selinux_socket_getpeer_dgram(skb); - } + else if (skb) + security_skb_extlbl_sid(skb, + SECINITSID_UNLABELED, + &peer_secid); if (peer_secid == SECSID_NULL) err = -EINVAL; @@ -3606,7 +3647,7 @@ static void selinux_sk_clone_security(const struct sock *sk, struct sock *newsk) newssec->sid = ssec->sid; newssec->peer_sid = ssec->peer_sid; - selinux_netlbl_sk_clone_security(ssec, newssec); + selinux_netlbl_sk_security_clone(ssec, newssec); } static void selinux_sk_getsecid(struct sock *sk, u32 *secid) @@ -3640,17 +3681,10 @@ static int selinux_inet_conn_request(struct sock *sk, struct sk_buff *skb, u32 newsid; u32 peersid; - newsid = selinux_netlbl_inet_conn_request(skb, sksec->sid); - if (newsid != SECSID_NULL) { - req->secid = newsid; - return 0; - } - - err = selinux_xfrm_decode_session(skb, &peersid, 0); - BUG_ON(err); - + security_skb_extlbl_sid(skb, SECINITSID_UNLABELED, &peersid); if (peersid == SECSID_NULL) { req->secid = sksec->sid; + req->peer_secid = SECSID_NULL; return 0; } @@ -3659,6 +3693,7 @@ static int selinux_inet_conn_request(struct sock *sk, struct sk_buff *skb, return err; req->secid = newsid; + req->peer_secid = peersid; return 0; } @@ -3668,12 +3703,23 @@ static void selinux_inet_csk_clone(struct sock *newsk, struct sk_security_struct *newsksec = newsk->sk_security; newsksec->sid = req->secid; + newsksec->peer_sid = req->peer_secid; /* NOTE: Ideally, we should also get the isec->sid for the new socket in sync, but we don't have the isec available yet. So we will wait until sock_graft to do it, by which time it will have been created and available. */ - selinux_netlbl_sk_security_init(newsksec, req->rsk_ops->family); + /* We don't need to take any sort of lock here as we are the only + * thread with access to newsksec */ + selinux_netlbl_sk_security_reset(newsksec, req->rsk_ops->family); +} + +static void selinux_inet_conn_established(struct sock *sk, + struct sk_buff *skb) +{ + struct sk_security_struct *sksec = sk->sk_security; + + security_skb_extlbl_sid(skb, SECINITSID_UNLABELED, &sksec->peer_sid); } static void selinux_req_classify_flow(const struct request_sock *req, @@ -3756,7 +3802,13 @@ static int selinux_ip_postroute_last_compat(struct sock *sk, struct net_device * node_perm = NODE__TCP_SEND; send_perm = TCP_SOCKET__SEND_MSG; break; - + + case SECCLASS_DCCP_SOCKET: + netif_perm = NETIF__DCCP_SEND; + node_perm = NODE__DCCP_SEND; + send_perm = DCCP_SOCKET__SEND_MSG; + break; + default: netif_perm = NETIF__RAWIP_SEND; node_perm = NODE__RAWIP_SEND; @@ -3807,6 +3859,7 @@ static unsigned int selinux_ip_postroute_last(unsigned int hooknum, struct avc_audit_data ad; struct net_device *dev = (struct net_device *)out; struct sk_security_struct *sksec; + u8 proto; sk = skb->sk; if (!sk) @@ -3818,7 +3871,7 @@ static unsigned int selinux_ip_postroute_last(unsigned int hooknum, ad.u.net.netif = dev->name; ad.u.net.family = family; - err = selinux_parse_skb(skb, &ad, &addrp, &len, 0); + err = selinux_parse_skb(skb, &ad, &addrp, &len, 0, &proto); if (err) goto out; @@ -3832,7 +3885,7 @@ static unsigned int selinux_ip_postroute_last(unsigned int hooknum, if (err) goto out; - err = selinux_xfrm_postroute_last(sksec->sid, skb, &ad); + err = selinux_xfrm_postroute_last(sksec->sid, skb, &ad, proto); out: return err ? NF_DROP : NF_ACCEPT; } @@ -4738,6 +4791,7 @@ static struct security_operations selinux_ops = { .sock_graft = selinux_sock_graft, .inet_conn_request = selinux_inet_conn_request, .inet_csk_clone = selinux_inet_csk_clone, + .inet_conn_established = selinux_inet_conn_established, .req_classify_flow = selinux_req_classify_flow, #ifdef CONFIG_SECURITY_NETWORK_XFRM @@ -4750,7 +4804,6 @@ static struct security_operations selinux_ops = { .xfrm_state_delete_security = selinux_xfrm_state_delete, .xfrm_policy_lookup = selinux_xfrm_policy_lookup, .xfrm_state_pol_flow_match = selinux_xfrm_state_pol_flow_match, - .xfrm_flow_state_match = selinux_xfrm_flow_state_match, .xfrm_decode_session = selinux_xfrm_decode_session, #endif diff --git a/security/selinux/include/av_inherit.h b/security/selinux/include/av_inherit.h index a68fdd55597..8377a4ba3b9 100644 --- a/security/selinux/include/av_inherit.h +++ b/security/selinux/include/av_inherit.h @@ -30,3 +30,4 @@ S_(SECCLASS_NETLINK_DNRT_SOCKET, socket, 0x00400000UL) S_(SECCLASS_NETLINK_KOBJECT_UEVENT_SOCKET, socket, 0x00400000UL) S_(SECCLASS_APPLETALK_SOCKET, socket, 0x00400000UL) + S_(SECCLASS_DCCP_SOCKET, socket, 0x00400000UL) diff --git a/security/selinux/include/av_perm_to_string.h b/security/selinux/include/av_perm_to_string.h index 09fc8a2345e..ad9fb2d69b5 100644 --- a/security/selinux/include/av_perm_to_string.h +++ b/security/selinux/include/av_perm_to_string.h @@ -35,12 +35,16 @@ S_(SECCLASS_NODE, NODE__RAWIP_RECV, "rawip_recv") S_(SECCLASS_NODE, NODE__RAWIP_SEND, "rawip_send") S_(SECCLASS_NODE, NODE__ENFORCE_DEST, "enforce_dest") + S_(SECCLASS_NODE, NODE__DCCP_RECV, "dccp_recv") + S_(SECCLASS_NODE, NODE__DCCP_SEND, "dccp_send") S_(SECCLASS_NETIF, NETIF__TCP_RECV, "tcp_recv") S_(SECCLASS_NETIF, NETIF__TCP_SEND, "tcp_send") S_(SECCLASS_NETIF, NETIF__UDP_RECV, "udp_recv") S_(SECCLASS_NETIF, NETIF__UDP_SEND, "udp_send") S_(SECCLASS_NETIF, NETIF__RAWIP_RECV, "rawip_recv") S_(SECCLASS_NETIF, NETIF__RAWIP_SEND, "rawip_send") + S_(SECCLASS_NETIF, NETIF__DCCP_RECV, "dccp_recv") + S_(SECCLASS_NETIF, NETIF__DCCP_SEND, "dccp_send") S_(SECCLASS_UNIX_STREAM_SOCKET, UNIX_STREAM_SOCKET__CONNECTTO, "connectto") S_(SECCLASS_UNIX_STREAM_SOCKET, UNIX_STREAM_SOCKET__NEWCONN, "newconn") S_(SECCLASS_UNIX_STREAM_SOCKET, UNIX_STREAM_SOCKET__ACCEPTFROM, "acceptfrom") @@ -252,3 +256,7 @@ S_(SECCLASS_KEY, KEY__LINK, "link") S_(SECCLASS_KEY, KEY__SETATTR, "setattr") S_(SECCLASS_KEY, KEY__CREATE, "create") + S_(SECCLASS_CONTEXT, CONTEXT__TRANSLATE, "translate") + S_(SECCLASS_CONTEXT, CONTEXT__CONTAINS, "contains") + S_(SECCLASS_DCCP_SOCKET, DCCP_SOCKET__NODE_BIND, "node_bind") + S_(SECCLASS_DCCP_SOCKET, DCCP_SOCKET__NAME_CONNECT, "name_connect") diff --git a/security/selinux/include/av_permissions.h b/security/selinux/include/av_permissions.h index 81f4f526c8b..2de4b5fe3aa 100644 --- a/security/selinux/include/av_permissions.h +++ b/security/selinux/include/av_permissions.h @@ -312,6 +312,8 @@ #define NODE__RAWIP_RECV 0x00000010UL #define NODE__RAWIP_SEND 0x00000020UL #define NODE__ENFORCE_DEST 0x00000040UL +#define NODE__DCCP_RECV 0x00000080UL +#define NODE__DCCP_SEND 0x00000100UL #define NETIF__TCP_RECV 0x00000001UL #define NETIF__TCP_SEND 0x00000002UL @@ -319,6 +321,8 @@ #define NETIF__UDP_SEND 0x00000008UL #define NETIF__RAWIP_RECV 0x00000010UL #define NETIF__RAWIP_SEND 0x00000020UL +#define NETIF__DCCP_RECV 0x00000040UL +#define NETIF__DCCP_SEND 0x00000080UL #define NETLINK_SOCKET__IOCTL 0x00000001UL #define NETLINK_SOCKET__READ 0x00000002UL @@ -970,3 +974,31 @@ #define KEY__LINK 0x00000010UL #define KEY__SETATTR 0x00000020UL #define KEY__CREATE 0x00000040UL + +#define CONTEXT__TRANSLATE 0x00000001UL +#define CONTEXT__CONTAINS 0x00000002UL + +#define DCCP_SOCKET__IOCTL 0x00000001UL +#define DCCP_SOCKET__READ 0x00000002UL +#define DCCP_SOCKET__WRITE 0x00000004UL +#define DCCP_SOCKET__CREATE 0x00000008UL +#define DCCP_SOCKET__GETATTR 0x00000010UL +#define DCCP_SOCKET__SETATTR 0x00000020UL +#define DCCP_SOCKET__LOCK 0x00000040UL +#define DCCP_SOCKET__RELABELFROM 0x00000080UL +#define DCCP_SOCKET__RELABELTO 0x00000100UL +#define DCCP_SOCKET__APPEND 0x00000200UL +#define DCCP_SOCKET__BIND 0x00000400UL +#define DCCP_SOCKET__CONNECT 0x00000800UL +#define DCCP_SOCKET__LISTEN 0x00001000UL +#define DCCP_SOCKET__ACCEPT 0x00002000UL +#define DCCP_SOCKET__GETOPT 0x00004000UL +#define DCCP_SOCKET__SETOPT 0x00008000UL +#define DCCP_SOCKET__SHUTDOWN 0x00010000UL +#define DCCP_SOCKET__RECVFROM 0x00020000UL +#define DCCP_SOCKET__SENDTO 0x00040000UL +#define DCCP_SOCKET__RECV_MSG 0x00080000UL +#define DCCP_SOCKET__SEND_MSG 0x00100000UL +#define DCCP_SOCKET__NAME_BIND 0x00200000UL +#define DCCP_SOCKET__NODE_BIND 0x00400000UL +#define DCCP_SOCKET__NAME_CONNECT 0x00800000UL diff --git a/security/selinux/include/avc_ss.h b/security/selinux/include/avc_ss.h index 450a2831e2e..ff869e8b6f4 100644 --- a/security/selinux/include/avc_ss.h +++ b/security/selinux/include/avc_ss.h @@ -10,5 +10,29 @@ int avc_ss_reset(u32 seqno); +struct av_perm_to_string +{ + u16 tclass; + u32 value; + const char *name; +}; + +struct av_inherit +{ + u16 tclass; + const char **common_pts; + u32 common_base; +}; + +struct selinux_class_perm +{ + const struct av_perm_to_string *av_perm_to_string; + u32 av_pts_len; + const char **class_to_string; + u32 cts_len; + const struct av_inherit *av_inherit; + u32 av_inherit_len; +}; + #endif /* _SELINUX_AVC_SS_H_ */ diff --git a/security/selinux/include/class_to_string.h b/security/selinux/include/class_to_string.h index 24303b61309..9f3ebb1bfae 100644 --- a/security/selinux/include/class_to_string.h +++ b/security/selinux/include/class_to_string.h @@ -61,3 +61,5 @@ S_("appletalk_socket") S_("packet") S_("key") + S_("context") + S_("dccp_socket") diff --git a/security/selinux/include/flask.h b/security/selinux/include/flask.h index 95887aed2a6..67cef371ee0 100644 --- a/security/selinux/include/flask.h +++ b/security/selinux/include/flask.h @@ -63,6 +63,8 @@ #define SECCLASS_APPLETALK_SOCKET 56 #define SECCLASS_PACKET 57 #define SECCLASS_KEY 58 +#define SECCLASS_CONTEXT 59 +#define SECCLASS_DCCP_SOCKET 60 /* * Security identifier indices for initial entities diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h index ef2267fea8b..91b88f0ba20 100644 --- a/security/selinux/include/objsec.h +++ b/security/selinux/include/objsec.h @@ -23,6 +23,7 @@ #include <linux/fs.h> #include <linux/binfmts.h> #include <linux/in.h> +#include <linux/spinlock.h> #include "flask.h" #include "avc.h" @@ -108,6 +109,7 @@ struct sk_security_struct { NLBL_REQUIRE, NLBL_LABELED, } nlbl_state; + spinlock_t nlbl_lock; /* protects nlbl_state */ #endif }; diff --git a/security/selinux/include/security.h b/security/selinux/include/security.h index 1ef79172cc8..210eec77e7f 100644 --- a/security/selinux/include/security.h +++ b/security/selinux/include/security.h @@ -34,6 +34,8 @@ #define POLICYDB_VERSION_MAX POLICYDB_VERSION_RANGETRANS #endif +struct sk_buff; + extern int selinux_enabled; extern int selinux_mls_enabled; @@ -80,6 +82,8 @@ int security_netif_sid(char *name, u32 *if_sid, int security_node_sid(u16 domain, void *addr, u32 addrlen, u32 *out_sid); +void security_skb_extlbl_sid(struct sk_buff *skb, u32 base_sid, u32 *sid); + int security_validate_transition(u32 oldsid, u32 newsid, u32 tasksid, u16 tclass); diff --git a/security/selinux/include/selinux_netlabel.h b/security/selinux/include/selinux_netlabel.h index 9de10cc2cef..2a732c9033e 100644 --- a/security/selinux/include/selinux_netlabel.h +++ b/security/selinux/include/selinux_netlabel.h @@ -38,19 +38,17 @@ #ifdef CONFIG_NETLABEL void selinux_netlbl_cache_invalidate(void); -int selinux_netlbl_socket_post_create(struct socket *sock, - int sock_family, - u32 sid); +int selinux_netlbl_skbuff_getsid(struct sk_buff *skb, u32 base_sid, u32 *sid); +int selinux_netlbl_socket_post_create(struct socket *sock); void selinux_netlbl_sock_graft(struct sock *sk, struct socket *sock); -u32 selinux_netlbl_inet_conn_request(struct sk_buff *skb, u32 sock_sid); int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec, struct sk_buff *skb, struct avc_audit_data *ad); -u32 selinux_netlbl_socket_getpeersec_stream(struct socket *sock); -u32 selinux_netlbl_socket_getpeersec_dgram(struct sk_buff *skb); +void selinux_netlbl_sk_security_reset(struct sk_security_struct *ssec, + int family); void selinux_netlbl_sk_security_init(struct sk_security_struct *ssec, int family); -void selinux_netlbl_sk_clone_security(struct sk_security_struct *ssec, +void selinux_netlbl_sk_security_clone(struct sk_security_struct *ssec, struct sk_security_struct *newssec); int selinux_netlbl_inode_permission(struct inode *inode, int mask); int selinux_netlbl_socket_setsockopt(struct socket *sock, @@ -62,23 +60,23 @@ static inline void selinux_netlbl_cache_invalidate(void) return; } -static inline int selinux_netlbl_socket_post_create(struct socket *sock, - int sock_family, - u32 sid) +static inline int selinux_netlbl_skbuff_getsid(struct sk_buff *skb, + u32 base_sid, + u32 *sid) { + *sid = SECSID_NULL; return 0; } -static inline void selinux_netlbl_sock_graft(struct sock *sk, - struct socket *sock) +static inline int selinux_netlbl_socket_post_create(struct socket *sock) { - return; + return 0; } -static inline u32 selinux_netlbl_inet_conn_request(struct sk_buff *skb, - u32 sock_sid) +static inline void selinux_netlbl_sock_graft(struct sock *sk, + struct socket *sock) { - return SECSID_NULL; + return; } static inline int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec, @@ -88,14 +86,11 @@ static inline int selinux_netlbl_sock_rcv_skb(struct sk_security_struct *sksec, return 0; } -static inline u32 selinux_netlbl_socket_getpeersec_stream(struct socket *sock) -{ - return SECSID_NULL; -} - -static inline u32 selinux_netlbl_socket_getpeersec_dgram(struct sk_buff *skb) +static inline void selinux_netlbl_sk_security_reset( + struct sk_security_struct *ssec, + int family) { - return SECSID_NULL; + return; } static inline void selinux_netlbl_sk_security_init( @@ -105,7 +100,7 @@ static inline void selinux_netlbl_sk_security_init( return; } -static inline void selinux_netlbl_sk_clone_security( +static inline void selinux_netlbl_sk_security_clone( struct sk_security_struct *ssec, struct sk_security_struct *newssec) { diff --git a/security/selinux/include/xfrm.h b/security/selinux/include/xfrm.h index 526b28019ac..161eb571c82 100644 --- a/security/selinux/include/xfrm.h +++ b/security/selinux/include/xfrm.h @@ -8,20 +8,17 @@ #define _SELINUX_XFRM_H_ int selinux_xfrm_policy_alloc(struct xfrm_policy *xp, - struct xfrm_user_sec_ctx *sec_ctx, struct sock *sk); + struct xfrm_user_sec_ctx *sec_ctx); int selinux_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new); void selinux_xfrm_policy_free(struct xfrm_policy *xp); int selinux_xfrm_policy_delete(struct xfrm_policy *xp); int selinux_xfrm_state_alloc(struct xfrm_state *x, - struct xfrm_user_sec_ctx *sec_ctx, struct xfrm_sec_ctx *pol, u32 secid); + struct xfrm_user_sec_ctx *sec_ctx, u32 secid); void selinux_xfrm_state_free(struct xfrm_state *x); int selinux_xfrm_state_delete(struct xfrm_state *x); int selinux_xfrm_policy_lookup(struct xfrm_policy *xp, u32 fl_secid, u8 dir); int selinux_xfrm_state_pol_flow_match(struct xfrm_state *x, struct xfrm_policy *xp, struct flowi *fl); -int selinux_xfrm_flow_state_match(struct flowi *fl, struct xfrm_state *xfrm, - struct xfrm_policy *xp); - / |