Miembros de
Boletines de Vulnerabilidades |
Denegación de servicio en D-Bus |
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Clasificación de la vulnerabilidad |
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| Propiedad | Valor |
| Nivel de Confianza | Oficial |
| Impacto | Denegación de Servicio |
| Dificultad | Principiante |
| Requerimientos del atacante | Acceso remoto con cuenta |
Información sobre el sistema |
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| Propiedad | Valor |
| Fabricante afectado | GNU/Linux |
| Software afectado | D-bus < 1.2.4 |
Descripción |
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Se ha descubierto una vulnerabilidad en la librería D-bus 1.2. La vulnerabilidad reside en un error en la función "dbus_signature_validate". Un atacante remoto podría causar una denegación de servicio mediante un mensaje que contiene una firma corrupta. Exploit público disponible. |
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Solución |
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Actualización de software Debian (DSA-1658-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2.dsc http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2.diff.gz http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2.orig.tar.gz Arquitectura independiente: http://security.debian.org/pool/updates/main/d/dbus/dbus-1-doc_1.0.2-1+etch2_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_arm.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_arm.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_arm.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_i386.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_i386.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_i386.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_ia64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_ia64.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_ia64.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_mips.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_mips.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_mips.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_s390.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_s390.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_s390.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch2_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch2_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch2_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch2_sparc.deb Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. Red Hat Security Advisory (RHSA-2009:0008-14) RHEL Desktop Workstation (v. 5 cliente) Red Hat Enterprise Linux (v. 5 servidor) Red Hat Enterprise Linux Desktop (v. 5 cliente) https://rhn.redhat.com/ |
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Identificadores estándar |
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| Propiedad | Valor |
| CVE | CVE-2008-3834 |
| BID | 31602 |
Recursos adicionales |
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Debian Security Advisory (DSA-1658-1) http://lists.debian.org/debian-security-announce/2008/msg00250.html SUSE Security Advisory (SUSE-SR:2008:027) http://www.novell.com/linux/security/advisories/2008_27_sr.html Red Hat Security Advisory (RHSA-2009:0008-14) https://rhn.redhat.com/errata/RHSA-2009-0008.html |
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Histórico de versiones |
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| Versión | Comentario | Fecha |
| 1.0 | Aviso emitido | 2008-10-23 |
| 1.1 | Aviso emitido por Suse (SUSE-SR:2008:027) | 2008-12-11 |
| 1.2 | Aviso emitido por Red Hat (RHSA-2009:0008-14) | 2009-01-08 |