[LSM-IPSec]: Corrections to LSM-IPSec Nethooks
This patch contains two corrections to the LSM-IPsec Nethooks patches
previously applied.
(1) free a security context on a failed insert via xfrm_user
interface in xfrm_add_policy. Memory leak.
(2) change the authorization of the allocation of a security context
in a xfrm_policy or xfrm_state from both relabelfrom and relabelto
to setcontext.
Signed-off-by: Trent Jaeger <tjaeger@cse.psu.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/security/selinux/xfrm.c b/security/selinux/xfrm.c
index c4d87d4..5b77765 100644
--- a/security/selinux/xfrm.c
+++ b/security/selinux/xfrm.c
@@ -137,15 +137,9 @@
* Must be permitted to relabel from default socket type (process type)
* to specified context
*/
- rc = avc_has_perm(tsec->sid, tsec->sid,
- SECCLASS_ASSOCIATION,
- ASSOCIATION__RELABELFROM, NULL);
- if (rc)
- goto out;
-
rc = avc_has_perm(tsec->sid, ctx->ctx_sid,
SECCLASS_ASSOCIATION,
- ASSOCIATION__RELABELTO, NULL);
+ ASSOCIATION__SETCONTEXT, NULL);
if (rc)
goto out;