Miembros de
Boletines de Vulnerabilidades |
Múltiples vulnerabilidades en Linux kernel |
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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 | Linux kernel 2.6.26 |
Descripción |
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Se han descubierto múltiples vulnerabilidades en Linux kernel 2.6.26. Las vulnerabilidades son descritas a continuación: - CVE-2008-4113: La vulnerabilidad reside en un error en la función "sctp_getsockopt_hmac" en "net/sctp/socket.c" en la implementación del protocolo SCTP. Un atacante local podría obtener información sensible mediante una consulta "SCTP_HMAC_IDENT IOCTL" especialmente diseñada relacionada con la función "sctp_getsockopt". Exploit público disponible. - CVE-2008-4445: La vulnerabilidad reside en un error en la función "sctp_auth_ep_set_hmacs" en "net/sctp/auth.c" en la implementación del protocolo SCTP el cual no verifica correctamente los límites del índice del identificador. Un atacante local podría obtener acceso a información sensible mediante una consulta "SCTP_HMAC_IDENT IOCTL" especialmente diseñada relacionada con la función "sctp_getsockopt". |
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Solución |
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Actualización de software Red Hat (RHSA-2008:0857-21) Red Hat Enterprise MRG v1 para Red Hat Enterprise Linux (version 5) https://rhn.redhat.com/ Debian (DSA-1655-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-2.6.24_2.6.24-6~etchnhalf.6.dsc http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-2.6.24_2.6.24.orig.tar.gz http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-2.6.24_2.6.24-6~etchnhalf.6.diff.gz Arquitectura independiente: http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-patch-debian-2.6.24_2.6.24-6~etchnhalf.6_all.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-support-2.6.24-etchnhalf.1_2.6.24-6~etchnhalf.6_all.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-doc-2.6.24_2.6.24-6~etchnhalf.6_all.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-tree-2.6.24_2.6.24-6~etchnhalf.6_all.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-manual-2.6.24_2.6.24-6~etchnhalf.6_all.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-source-2.6.24_2.6.24-6~etchnhalf.6_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-alpha-generic_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-alpha_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-alpha-legacy_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-alpha-smp_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-alpha-smp_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-alpha-generic_2.6.24-6~etchnhalf.6_alpha.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-alpha-legacy_2.6.24-6~etchnhalf.6_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-amd64_2.6.24-6~etchnhalf.6_amd64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_amd64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_amd64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-amd64_2.6.24-6~etchnhalf.6_amd64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-amd64_2.6.24-6~etchnhalf.6_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-footbridge_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-ixp4xx_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-footbridge_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-arm_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-ixp4xx_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-iop32x_2.6.24-6~etchnhalf.6_arm.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-iop32x_2.6.24-6~etchnhalf.6_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-parisc_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-parisc-smp_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-parisc_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-parisc64_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-parisc-smp_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-hppa_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-parisc64_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-parisc64-smp_2.6.24-6~etchnhalf.6_hppa.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-parisc64-smp_2.6.24-6~etchnhalf.6_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-686_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-686_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-686-bigmem_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-486_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-i386_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-686-bigmem_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-amd64_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-486_2.6.24-6~etchnhalf.6_i386.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-amd64_2.6.24-6~etchnhalf.6_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_ia64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-mckinley_2.6.24-6~etchnhalf.6_ia64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-itanium_2.6.24-6~etchnhalf.6_ia64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-ia64_2.6.24-6~etchnhalf.6_ia64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-itanium_2.6.24-6~etchnhalf.6_ia64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_ia64.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-mckinley_2.6.24-6~etchnhalf.6_ia64.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-sb1a-bcm91480b_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-r5k-cobalt_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-sb1a-bcm91480b_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-4kc-malta_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-mipsel_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-r5k-cobalt_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-5kc-malta_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-sb1-bcm91250a_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-sb1-bcm91250a_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-4kc-malta_2.6.24-6~etchnhalf.6_mipsel.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-5kc-malta_2.6.24-6~etchnhalf.6_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-powerpc-smp_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-powerpc_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-powerpc_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-powerpc-miboot_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-powerpc_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-powerpc64_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-powerpc64_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-powerpc-smp_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-powerpc-miboot_2.6.24-6~etchnhalf.6_powerpc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-s390_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-s390x_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-s390_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-s390_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-s390-tape_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_s390.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-s390x_2.6.24-6~etchnhalf.6_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all-sparc_2.6.24-6~etchnhalf.6_sparc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-common_2.6.24-6~etchnhalf.6_sparc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-sparc64-smp_2.6.24-6~etchnhalf.6_sparc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-image-2.6.24-etchnhalf.1-sparc64_2.6.24-6~etchnhalf.6_sparc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-sparc64_2.6.24-6~etchnhalf.6_sparc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-sparc64-smp_2.6.24-6~etchnhalf.6_sparc.deb http://security.debian.org/pool/updates/main/l/linux-2.6.24/linux-headers-2.6.24-etchnhalf.1-all_2.6.24-6~etchnhalf.6_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-2008-4113 |
| BID | |
Recursos adicionales |
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Red Hat Security Advisory (RHSA-2008:0857-21) https://rhn.redhat.com/errata/RHSA-2008-0857.html Debian Security Advisory (DSA-1655-1) http://lists.debian.org/debian-security-announce/2008/msg00247.html SUSE Security Advisory (SUSE-SA:2008:053) http://www.novell.com/linux/security/advisories/2008_53_kernel.html |
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Histórico de versiones |
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| Versión | Comentario | Fecha |
| 1.0 | Aviso emitido | 2008-10-08 |
| 1.1 | Aviso emitido por Debian (DSA-1655-1) | 2008-10-21 |
| 1.2 | Aviso emitido por Suse (SUSE-SA:2008:053) | 2008-11-04 |
| 2.0 | Exploit público disponible. | 2008-12-30 |