Aviso de seguridad de Debian

DSA-1146-1 krb5 -- error de programación

Fecha del informe:
9 de ago de 2006
Paquetes afectados:
krb5
Vulnerable:
Referencias a bases de datos de seguridad:
En el diccionario CVE de Mitre: CVE-2006-3083, CVE-2006-3084.
Notas y avisos de incidentes y vulnerabilidades en CERT: VU#580124, VU#401660.
Información adicional:

En algunas aplicaciones empaquetadas en el código fuente que se distribuye con Kerberos 5, no se verificaba si se producían correctamente las llamadas a setuid() y seteuid(), y podían fallar con algunas configuraciones de PAM. Un usuario local podía sacar provecho de alguna de estas vulnerabilidades para producir una escalada de privilegios. De momento, no se sabe de la existencia de ningún código que aproveche esta vulnerabilidad.

Para la distribución estable (sarge), estos problemas se han corregido en la versión 1.3.6-2sarge3.

Para la distribución inestable (sid), estos problemas se han corregido en la versión 1.4.3-9.

Le recomendamos que actualice los paquetes de krb5.

Arreglado en:

Debian GNU/Linux 3.1 (sarge)

Fuentes:
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
Componentes independientes de la arquitectura:
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

Las sumas MD5 de los ficheros que se listan están disponibles en el aviso original.