Debian セキュリティ勧告

DSA-1936-1 libgd2 -- 複数の脆弱性

報告日時:
2009-11-17
影響を受けるパッケージ:
libgd2
危険性:
あり
参考セキュリティデータベース:
Debian バグ追跡システム: バグ 408982, バグ 552534.
Mitre の CVE 辞書: CVE-2007-0455, CVE-2009-3546.
詳細:

プログラムによる画像生成・処理ライブラリ libgd2 に、複数の問題が発見さ れました。The Common Vulnerabilities and Exposures project は以下の問 題を認識しています。

  • CVE-2007-0455

    Kees Cook さんにより、libgd2 のフォントレンダラにバッファオーバフロー が発見されました。攻撃者が JIS エンコードフォントの細工した文字列を用 いて、サービス拒否攻撃 (アプリケーションクラッシュ) や任意のコードを 実行可能です。この問題は旧安定版 (etch) にのみ影響します。

  • CVE-2009-3546

    Tomas Hoger さんにより、_gdGetColors() 関数に境界誤りが発見されました。 攻撃者はこの欠陥を細工した GD ファイルで攻撃することにより、バッファ オーバフロー攻撃や、バッファサイズを超えた読み出しの実行が可能です。

旧安定版 (oldstable) ディストリビューション (etch) では、これらの問題は バージョン 2.0.33-5.2etch2 で修正されています。

安定版 (stable) ディストリビューション (lenny) では、これらの問題はバー ジョン 2.0.36~rc1~dfsg-3+lenny1 で修正されています。

次期安定版 (squeeze) および不安定版 (unstable) ディストリビューション (sid) では、この問題はバージョン 2.0.36~rc1~dfsg-3.1 で修正されています。

直ぐに libgd2 パッケージをアップグレードすることを勧めます。

修正:

Debian GNU/Linux 4.0 (etch)

ソース:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2_2.0.33-5.2etch2.diff.gz
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2_2.0.33.orig.tar.gz
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2_2.0.33-5.2etch2.dsc
Alpha:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.33-5.2etch2_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.33-5.2etch2_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.33-5.2etch2_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.33-5.2etch2_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.33-5.2etch2_sparc.deb

Debian GNU/Linux 5.0 (lenny)

ソース:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2_2.0.36~rc1~dfsg-3+lenny1.dsc
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2_2.0.36~rc1~dfsg-3+lenny1.diff.gz
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2_2.0.36~rc1~dfsg.orig.tar.gz
Alpha:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_arm.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_arm.deb
ARM EABI:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_armel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_armel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_armel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_armel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_armel.deb
HP Precision:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_i386.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_mips.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_mipsel.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_s390.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm_2.0.36~rc1~dfsg-3+lenny1_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm-dev_2.0.36~rc1~dfsg-3+lenny1_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-noxpm_2.0.36~rc1~dfsg-3+lenny1_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd-tools_2.0.36~rc1~dfsg-3+lenny1_sparc.deb
http://security.debian.org/pool/updates/main/libg/libgd2/libgd2-xpm-dev_2.0.36~rc1~dfsg-3+lenny1_sparc.deb

一覧にあるファイルの MD5 チェックサムは勧告の原文にあります。