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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>
hifive-unleashed-5.1
John Johansen 2016-03-17 12:02:54 -07:00
parent f7da2de011
commit 23ca7b640b
1 changed files with 1 additions and 1 deletions
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2
security/apparmor/policy_unpack.c
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@ -676,7 +676,7 @@ 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;
}