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CodeSonar® 9.2p0 CONFIDENTIAL CodeSecure Inc
Ada


ADA.MEM.IAI : Inappropriate Array Index (Ada)

This warning class corresponds to a GNAT SAS message. The CodeSonar analysis results may include warnings of this class if your CodeSonar project includes Ada components.

要旨

An attempt to read or write to an array index that is outside the array bounds.

This warning class corresponds to the GNAT SAS Array_index_check.

プロパティ

クラス名 Inappropriate Array Index (Ada)
日本語クラス名 Inappropriate Array Index (Ada)
クラス分類 セキュリティ (security)
ニーモニック ADA.MEM.IAI
カテゴリー
CWE CWE:120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
  CWE:124 Buffer Underwrite ('Buffer Underflow')
  CWE:127 Buffer Under-read
  CWE:788 Access of Memory Location After End of Buffer
対応言語 Ada で利用可能です。
有効/無効設定 このワーニングクラスのチェックはデフォルトで有効になっています。チェックを無効にするにはプロジェクト設定ファイル (configuration file)に以下の WARNING_FILTER ルールを追加してください。
WARNING_FILTER += discard class="Inappropriate Array Index (Ada)"

procedure Buffer_Overflow is
    type Int_Array is array (0 .. 2) of Integer;
    X, Y : Int_Array;
begin
    for I in X'Range loop
    X (I) := I + 1;
    end loop;

    for I in X'Range loop
    Y (X (I)) := I;  -- warning issued here:  when I = 2,  (I) = 3
    end loop;
end Buffer_Overflow;

関連のある設定ファイルパラメータ

設定ファイルの以下のパラメータがこのワーニングクラスのチェックに影響します。

 

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