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-rw-r--r--security/apparmor/domain.c18
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";