Vulnerabilidad en implementaciones PPPoL2TP y IPoL2TP en el kernel de Linux (CVE-2010-4160)
Gravedad CVSS v2.0:
MEDIA
Tipo:
CWE-190
Desbordamiento o ajuste de enteros
Fecha de publicación:
07/01/2011
Última modificación:
11/04/2025
Descripción
Múltiples desbordamientos de entero en las funciones (1) pppol2tp_sendmsg de net/l2tp/l2tp_ppp.c, y (2) l2tp_ip_sendmsg de net/l2tp/l2tp_ip.c, en las implementaciones PPPoL2TP y IPoL2TP en el kernel de Linux anterior a v2.6.36.2, permiten a usuarios locales provocar una denegación de servicio (corrupción en el montón de la memoria y pánico) o puede que aumentar privilegios a través de una llamada sendto.
Impacto
Puntuación base 2.0
6.90
Gravedad 2.0
MEDIA
Productos y versiones vulnerables
| CPE | Desde | Hasta |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.36.2 (excluyendo) | |
| cpe:2.3:o:opensuse:opensuse:11.2:*:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_desktop:10:sp3:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:9:*:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:10:sp3:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp3:*:*:*:*:*:* |
Para consultar la lista completa de nombres de CPE con productos y versiones, ver esta página
Referencias a soluciones, herramientas e información
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommit%3Bh%3D253eacc070b114c2ec1f81b067d2fed7305467b0
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommit%3Bh%3D8acfe468b0384e834a303f08ebc4953d72fb690a
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
- http://openwall.com/lists/oss-security/2010/11/10/16
- http://openwall.com/lists/oss-security/2010/11/10/5
- http://openwall.com/lists/oss-security/2010/11/24/12
- http://openwall.com/lists/oss-security/2010/11/24/4
- http://openwall.com/lists/oss-security/2010/11/24/5
- http://openwall.com/lists/oss-security/2010/11/24/6
- http://secunia.com/advisories/42801
- http://secunia.com/advisories/42890
- http://secunia.com/advisories/42932
- http://secunia.com/advisories/43056
- http://secunia.com/advisories/43291
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
- http://www.redhat.com/support/errata/RHSA-2011-0007.html
- http://www.securityfocus.com/bid/44762
- http://www.spinics.net/lists/netdev/msg145248.html
- http://www.spinics.net/lists/netdev/msg145673.html
- http://www.vupen.com/english/advisories/2011/0012
- http://www.vupen.com/english/advisories/2011/0124
- http://www.vupen.com/english/advisories/2011/0213
- http://www.vupen.com/english/advisories/2011/0375
- http://xorl.wordpress.com/2010/11/11/cve-2010-4160-linux-kernel-l2tp-integer-overflows/
- https://bugzilla.redhat.com/show_bug.cgi?id=651892
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommit%3Bh%3D253eacc070b114c2ec1f81b067d2fed7305467b0
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommit%3Bh%3D8acfe468b0384e834a303f08ebc4953d72fb690a
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
- http://openwall.com/lists/oss-security/2010/11/10/16
- http://openwall.com/lists/oss-security/2010/11/10/5
- http://openwall.com/lists/oss-security/2010/11/24/12
- http://openwall.com/lists/oss-security/2010/11/24/4
- http://openwall.com/lists/oss-security/2010/11/24/5
- http://openwall.com/lists/oss-security/2010/11/24/6
- http://secunia.com/advisories/42801
- http://secunia.com/advisories/42890
- http://secunia.com/advisories/42932
- http://secunia.com/advisories/43056
- http://secunia.com/advisories/43291
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
- http://www.redhat.com/support/errata/RHSA-2011-0007.html
- http://www.securityfocus.com/bid/44762
- http://www.spinics.net/lists/netdev/msg145248.html
- http://www.spinics.net/lists/netdev/msg145673.html
- http://www.vupen.com/english/advisories/2011/0012
- http://www.vupen.com/english/advisories/2011/0124
- http://www.vupen.com/english/advisories/2011/0213
- http://www.vupen.com/english/advisories/2011/0375
- http://xorl.wordpress.com/2010/11/11/cve-2010-4160-linux-kernel-l2tp-integer-overflows/
- https://bugzilla.redhat.com/show_bug.cgi?id=651892