Debian セキュリティ勧告

DSA-1146-1 krb5 -- プログラム上の誤り

報告日時:
2006-08-09
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:
Mitre の CVE 辞書: CVE-2006-3083, CVE-2006-3084.
CERT の脆弱性リスト、勧告および付加情報: VU#580124, VU#401660.
詳細:

MIT Kerberos 5 ソースパッケージに含まれる一部のアプリケーションプログラムにおいて、setuid() や seteuid() への呼び出しが成功したかどうかのチェックが、 (PAM の設定によっては失敗する可能性があるにもかかわらず) 完全には行われていません。ローカルのユーザがこれらの脆弱性を悪用することで、 権限の昇格が可能です。現時点ではいかなる攻撃コードも存在しません。

安定版ディストリビューション (stable、コードネーム sarge) では、これらの問題はバージョン 1.3.6-2sarge3 で修正されています。

不安定版ディストリビューション (unstable、コードネーム sid) では、これらの問題はバージョン 1.4.3-9 で修正されています。

krb5 パッケージのアップグレードをお勧めします。

修正:

Debian GNU/Linux 3.1 (sarge)

ソース:
http://security.debian.org/pool/updates/main/k/krb5/krb5_1.3.6-2sarge3.dsc
http://security.debian.org/pool/updates/main/k/krb5/krb5_1.3.6-2sarge3.diff.gz
http://security.debian.org/pool/updates/main/k/krb5/krb5_1.3.6.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/k/krb5/krb5-doc_1.3.6-2sarge3_all.deb
Alpha:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_alpha.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_amd64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_arm.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_arm.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_i386.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_ia64.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_ia64.deb
HPPA:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_hppa.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_hppa.deb
Motorola 680x0:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_m68k.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_m68k.deb
Big endian MIPS:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_mips.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_mips.deb
Little endian MIPS:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_s390.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.3.6-2sarge3_sparc.deb
http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.3.6-2sarge3_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。