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apparmor: check that xindex is in trans_table bounds

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commit 23ca7b640b4a55f8747301b6bd984dd05545f6a7 upstream.

Signed-off-by: John Johansen <john.johansen@canonical.com>
Acked-by: Seth Arnold <seth.arnold@canonical.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Willy Tarreau <w@1wt.eu>
This commit is contained in:
John Johansen
2016-03-17 12:02:54 -07:00
committed by Willy Tarreau
parent 8b201a9c60
commit 57ad1701a1
1 changed files with 1 additions and 1 deletions
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security/apparmor/policy_unpack.c
+1 -1
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@@ -652,7 +652,7 @@ static bool verify_xindex(int xindex, int table_size)
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;
}