Debian セキュリティ勧告

DSA-1461-1 libxml2 -- 入力の正当性チェック漏れ

報告日時:
2008-01-13
影響を受けるパッケージ:
libxml2
危険性:
あり
参考セキュリティデータベース:
Mitre の CVE 辞書: CVE-2007-6284.
詳細:

Brad Fitzpatrick さんにより、GNOME XML ライブラリ libxml2 の UTF-8 転送 形式デコード関数が UTF-8 の正当性を十分に検証していないため、libxml2 を 無限ループに落とすことによるサービス拒否攻撃が可能であることが発見されま した。

旧安定版 (oldstable) ディストリビューション (sarge) では、この問題はバー ジョン 2.6.16-7sarge1 で修正されています。

安定版 (stable) ディストリビューション (etch) では、この問題はバージョン 2.6.27.dfsg-2 で修正されています。

不安定版 (unstable) ディストリビューション (sid) では、この問題は近く修 正予定です。

直ぐに libxml2 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 3.1 (oldstable)

ソース:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1.dsc
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1.diff.gz
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16.orig.tar.gz
アーキテクチャ非依存コンポーネント:
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.16-7sarge1_all.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-python2.3_2.6.16-7sarge1_all.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-doc_2.6.16-7sarge1_all.deb
Alpha:
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_mips.deb
PowerPC:
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.16-7sarge1_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.16-7sarge1_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.16-7sarge1_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.4-libxml2_2.6.16-7sarge1_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.3-libxml2_2.6.16-7sarge1_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python2.2-libxml2_2.6.16-7sarge1_sparc.deb

Debian GNU/Linux 4.0 (stable)

ソース:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg.orig.tar.gz
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2.diff.gz
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2.dsc
アーキテクチャ非依存コンポーネント:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-doc_2.6.27.dfsg-2_all.deb
Alpha:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_mips.deb
PowerPC:
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-2_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-2_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-2_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-2_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-2_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。