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apparmor: provide separate audit messages for file and policy checks

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Improve policy load failure messages by identifying which dfa the
verification check failed in.

Reviewed-by: Georgia Garcia <georgia.garcia@canonical.com>
Signed-off-by: John Johansen <john.johansen@canonical.com>
This commit is contained in:
John Johansen
2023-04-17 03:27:36 -07:00
parent 90c436a64a
commit 75c77e9e07
1 changed files with 11 additions and 5 deletions
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security/apparmor/policy_unpack.c
+11 -5
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@@ -1240,12 +1240,18 @@ static int verify_profile(struct aa_profile *profile)
if (!rules)
return 0;
if ((rules->file.dfa && !verify_dfa_accept_index(rules->file.dfa,
rules->file.size)) ||
(rules->policy.dfa &&
!verify_dfa_accept_index(rules->policy.dfa, rules->policy.size))) {
if (rules->file.dfa && !verify_dfa_accept_index(rules->file.dfa,
rules->file.size)) {
audit_iface(profile, NULL, NULL,
"Unpack: Invalid named transition", NULL, -EPROTO);
"Unpack: file Invalid named transition", NULL,
-EPROTO);
return -EPROTO;
}
if (rules->policy.dfa &&
!verify_dfa_accept_index(rules->policy.dfa, rules->policy.size)) {
audit_iface(profile, NULL, NULL,
"Unpack: policy Invalid named transition", NULL,
-EPROTO);
return -EPROTO;
}