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apparmor: fix profile attachment for special unconfined profiles

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It used to be that unconfined would never attach. However that is not
the case anymore as some special profiles can be marked as unconfined,
that are not the namespaces unconfined profile, and may have an
attachment.

Fixes: f1bd904175 ("apparmor: add the base fns() for domain labels")
Signed-off-by: John Johansen <john.johansen@canonical.com>
This commit is contained in:
John Johansen 2017-11-17 18:04:37 -08:00
parent 844b8292b6
commit 06d426d113
1 changed files with 3 additions and 1 deletions
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4
security/apparmor/domain.c
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@ -325,8 +325,10 @@ static struct aa_profile *__attach_match(const char *name,
struct aa_profile *profile, *candidate = NULL;
list_for_each_entry_rcu(profile, head, base.list) {
if (profile->label.flags & FLAG_NULL)
if (profile->label.flags & FLAG_NULL &&
&profile->label == ns_unconfined(profile->ns))
continue;
if (profile->xmatch) {
if (profile->xmatch_len == len) {
conflict = true;