apparmor: check that xindex is in trans_table bounds
Signed-off-by: John Johansen <john.johansen@canonical.com>
Acked-by: Seth Arnold <seth.arnold@canonical.com>
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
index a55fb2f..951ae46 100644
--- a/security/apparmor/policy_unpack.c
+++ b/security/apparmor/policy_unpack.c
@@ -676,7 +676,7 @@
int index, xtype;
xtype = xindex & AA_X_TYPE_MASK;
index = xindex & AA_X_INDEX_MASK;
- if (xtype == AA_X_TABLE && index > table_size)
+ if (xtype == AA_X_TABLE && index >= table_size)
return 0;
return 1;
}