1 files changed, 15 insertions, 3 deletions

diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c
index ad456546df5b..04ba9d0718ea 100644
--- a/security/apparmor/domain.c
+++ b/security/apparmor/domain.c
@@ -561,9 +561,21 @@ static struct aa_label *profile_transition(struct aa_profile *profile,
                 }
         } else if (COMPLAIN_MODE(profile)) {
                 /* no exec permission - learning mode */
-                struct aa_profile *new_profile = aa_new_null_profile(profile,
-                                                              false, name,
-                                                              GFP_ATOMIC);
+                struct aa_profile *new_profile = NULL;
+                char *n = kstrdup(name, GFP_ATOMIC);
+
+                if (n) {
+                        /* name is ptr into buffer */
+                        long pos = name - buffer;
+                        /* break per cpu buffer hold */
+                        put_buffers(buffer);
+                        new_profile = aa_new_null_profile(profile, false, n,
+                                                          GFP_KERNEL);
+                        get_buffers(buffer);
+                        name = buffer + pos;
+                        strcpy((char *)name, n);
+                        kfree(n);
+                }
                 if (!new_profile) {
                         error = -ENOMEM;
                         info = "could not create null profile";