Boletines de Vulnerabilidades |
Denegación de servicio en OpenAFS |
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Clasificación de la vulnerabilidad |
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Propiedad | Valor |
Nivel de Confianza | Oficial |
Impacto | Denegación de Servicio |
Dificultad | Avanzado |
Requerimientos del atacante | Acceso remoto sin cuenta a un servicio exotico |
Información sobre el sistema |
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Propiedad | Valor |
Fabricante afectado | GNU/Linux |
Software afectado |
OpenAFS 1.3.x >= 1.3.50 OpenAFS 1.4.x <= 1.4.5 OpenAFS 1.5.x <= 1.5.27 |
Descripción |
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Se ha descubierto una vulnerabilidad de tipo condición de carrera en el sistema de ficheros OpenAFS en la rama 1.3 versiones 1.3.50 y posteriores, en la rama 1.4 versiones anteriores a la 1.4.5 y en la rama 1.5 versiones anteriores a la 1.5.27. La vulnerabilidad reside en que si simultáneamente se bloquean y desbloquean ficheros el gestor "GiveUpAllCallBacks RPC" realizaría ciertas operaciones sin la opción de bloqueo "host_glock" lo que causaría una condición de carrera. Un atacante remoto podría causar una denegación de servicio. |
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Solución |
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Actualización de software Debian (DSA 1458-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/o/openafs/openafs_1.4.2-6etch1.diff.gz http://security.debian.org/pool/updates/main/o/openafs/openafs_1.4.2.orig.tar.gz http://security.debian.org/pool/updates/main/o/openafs/openafs_1.4.2-6etch1.dsc Architecture independent http://security.debian.org/pool/updates/main/o/openafs/openafs-doc_1.4.2-6etch1_all.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-modules-source_1.4.2-6etch1_all.deb alpha http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_alpha.deb amd64 http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_amd64.deb hppa http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_hppa.deb i386 http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_i386.deb ia64 http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_ia64.deb powerpc http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_powerpc.deb s390 http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_s390.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_s390.deb sparc http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbg_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.4.2-6etch1_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-krb5_1.4.2-6etch1_sparc.deb Debian Linux 3.1 Source http://security.debian.org/pool/updates/main/o/openafs/openafs_1.3.81-3sarge3.dsc http://security.debian.org/pool/updates/main/o/openafs/openafs_1.3.81.orig.tar.gz http://security.debian.org/pool/updates/main/o/openafs/openafs_1.3.81-3sarge3.diff.gz Architecture independent http://security.debian.org/pool/updates/main/o/openafs/openafs-modules-source_1.3.81-3sarge3_all.deb alpha http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_alpha.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_alpha.deb amd64 http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_amd64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_amd64.deb hppa http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_hppa.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_hppa.deb ia32 http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_i386.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_i386.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_i386.deb ia64 http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_ia64.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_ia64.deb powerpc http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_powerpc.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_powerpc.deb s390 http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_s390.deb http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_s390.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_s390.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_s390.deb sparc http://security.debian.org/pool/updates/main/o/openafs/libpam-openafs-kaserver_1.3.81-3sarge3_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-client_1.3.81-3sarge3_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/libopenafs-dev_1.3.81-3sarge3_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-fileserver_1.3.81-3sarge3_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-kpasswd_1.3.81-3sarge3_sparc.deb http://security.debian.org/pool/updates/main/o/openafs/openafs-dbserver_1.3.81-3sarge3_sparc.deb Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. |
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Identificadores estándar |
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Propiedad | Valor |
CVE | CVE-2007-6599 |
BID | 27132 |
Recursos adicionales |
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Debian Security Advisory (DSA 1458-1) http://lists.debian.org/debian-security-announce/debian-security-announce-2008/msg00016.html SUSE Security Advisory (SUSE-SR:2008:002) http://www.novell.com/linux/security/advisories/suse_security_summary_report.html |
Histórico de versiones |
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Versión | Comentario | Fecha |
1.0 | Aviso emitido | 2008-01-21 |
1.1 | Aviso emitido por Suse (SUSE-SR:2008:002) | 2008-01-30 |