Debian セキュリティ勧告

DSA-2031-1 krb5 -- メモリ解放後の使用

報告日時:
2010-04-11
影響を受けるパッケージ:
krb5
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 567052.
Mitre の CVE 辞書: CVE-2010-0629.
詳細:

Sol Jerome さんにより、ネットワークでのユーザとサービスを認証するため のシステム krb5 の kadmind サービスが、kadmin クライアントからの不正 な API バージョン番号をもつリクエストを使った認証済みのリモートユーザ からの攻撃により、サービス拒否攻撃 (デーモンクラッシュ) を許すことが 発見されました。

安定版 (stable) ディストリビューション (lenny) では、この問題はバージ ョン 1.6.dfsg.4~beta1-5lenny3 で修正されています。

テスト版 (squeeze) および不安定版 (unstable) ディストリビューションに は、この問題の影響はありません。

直ぐに krb5 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 5.0 (lenny)

ソース:
http://security.debian.org/pool/updates/main/k/krb5/krb5_1.6.dfsg.4~beta1-5lenny3.dsc
http://security.debian.org/pool/updates/main/k/krb5/krb5_1.6.dfsg.4~beta1.orig.tar.gz
http://security.debian.org/pool/updates/main/k/krb5/krb5_1.6.dfsg.4~beta1-5lenny3.diff.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/k/krb5/krb5-doc_1.6.dfsg.4~beta1-5lenny3_all.deb
Alpha:
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_arm.deb
ARM EABI:
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_armel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_armel.deb
HP Precision:
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_ia64.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dbg_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-pkinit_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.6.dfsg.4~beta1-5lenny3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc-ldap_1.6.dfsg.4~beta1-5lenny3_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。