int(2796)

Vulnerability Bulletins


Vulnerabilidad en el módulo netfilter del Kernel de Linux

Vulnerability classification

Property Value
Confidence level Oficial
Impact Aumento de la visibilidad
Dificulty Experto
Required attacker level Acceso remoto sin cuenta a un servicio exotico

System information

Property Value
Affected manufacturer GNU/Linux
Affected software Netfilter IPv6

Description

Se ha descubierto una vulnerabilidad en el módulo netfilter de IPv6. La vulnerabilidad reside en un error al manejar ciertas cabeceras IP en paquetes fragmentados.

Un atacante remoto podría aumentar su visibilidad evadiendo las reglas de iptables.

Solution



Actualización de software

Mandriva

Mandriva Linux 2007
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-enterprise-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-legacy-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-source-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-source-stripped-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-xen0-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/i586/kernel-xenU-2.6.17.6mdv-1-1mdv2007.0.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/SRPMS/kernel-2.6.17.6mdv-1-1mdv2007.0.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/x86_64/kernel-2.6.17.6mdv-1-1mdv2007.0.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/x86_64/kernel-source-2.6.17.6mdv-1-1mdv2007.0.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/x86_64/kernel-source-stripped-2.6.17.6mdv-1-1mdv2007.0.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/x86_64/kernel-xen0-2.6.17.6mdv-1-1mdv2007.0.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/x86_64/kernel-xenU-2.6.17.6mdv-1-1mdv2007.0.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2007.0/SRPMS/kernel-2.6.17.6mdv-1-1mdv2007.0.src.rpm

Suse Linux
Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux

Standar resources

Property Value
CVE CVE-2006-4572
BID

Other resources

Mandriva Security Advisory (MDKSA-2006:197)
http://www.mandriva.com/security/advisories?name=MDKSA-2006:197

SUSE Security Advisory (SUSE-SA:2006:079)
http://www.novell.com/linux/security/advisories/2006_79_kernel.html

Version history

Version Comments Date
1.0 Aviso emitido 2006-11-06
1.1 Aviso emitido por Suse (SUSE-SA:2006:079) 2006-12-28
Ministerio de Defensa
CNI
CCN
CCN-CERT