National Cyber Awareness System

Vulnerability Summary for CVE-2010-4160

Overview

Multiple integer overflows in the (1) pppol2tp_sendmsg function in net/l2tp/l2tp_ppp.c, and the (2) l2tp_ip_sendmsg function in net/l2tp/l2tp_ip.c, in the PPPoL2TP and IPoL2TP implementations in the Linux kernel before 2.6.36.2 allow local users to cause a denial of service (heap memory corruption and panic) or possibly gain privileges via a crafted sendto call.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=651892

Type: Patch Information

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=651892

External Source: MLIST

Name: [netdev] 20101031 [SECURITY] L2TP send buffer allocation size overflows

Type: Patch Information

Hyperlink:http://www.spinics.net/lists/netdev/msg145673.html

External Source: MLIST

Name: [oss-security] 20101124 Re: CVE request: kernel: L2TP send buffer allocation size overflows

Type: Patch Information

Hyperlink:http://openwall.com/lists/oss-security/2010/11/24/6

External Source: MLIST

Name: [oss-security] 20101124 Re: CVE request: kernel: L2TP send buffer allocation size overflows

Type: Patch Information

Hyperlink:http://openwall.com/lists/oss-security/2010/11/24/5

External Source: MLIST

Name: [oss-security] 20101124 Re: CVE request: kernel: L2TP send buffer allocation size overflows

Type: Patch Information

Hyperlink:http://openwall.com/lists/oss-security/2010/11/24/4

External Source: MLIST

Name: [oss-security] 20101110 CVE request: kernel: L2TP send buffer allocation size overflows

Type: Patch Information

Hyperlink:http://openwall.com/lists/oss-security/2010/11/10/5

External Source: MLIST

Name: [oss-security] 20101110 Re: CVE request: kernel: L2TP send buffer allocation size overflows

Type: Patch Information

Hyperlink:http://openwall.com/lists/oss-security/2010/11/10/16

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8acfe468b0384e834a303f08ebc4953d72fb690a

Type: Patch Information

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8acfe468b0384e834a303f08ebc4953d72fb690a

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=253eacc070b114c2ec1f81b067d2fed7305467b0

Type: Patch Information

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=253eacc070b114c2ec1f81b067d2fed7305467b0

External Source: MISC

Name: http://xorl.wordpress.com/2010/11/11/cve-2010-4160-linux-kernel-l2tp-integer-overflows/

Hyperlink:http://xorl.wordpress.com/2010/11/11/cve-2010-4160-linux-kernel-l2tp-integer-overflows/

External Source: VUPEN

Name: ADV-2011-0375

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/0375

External Source: VUPEN

Name: ADV-2011-0213

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/0213

External Source: VUPEN

Name: ADV-2011-0124

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/0124

External Source: VUPEN

Name: ADV-2011-0012

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/0012

External Source: MLIST

Name: [netdev] 20101027 Re: [PATCH 1/4] tipc: Fix bugs in tipc_msg_calc_data_size()

Hyperlink:http://www.spinics.net/lists/netdev/msg145248.html

External Source: BID

Name: 44762

Hyperlink:http://www.securityfocus.com/bid/44762

External Source: REDHAT

Name: RHSA-2011:0007

Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-0007.html

External Source: CONFIRM

Name: http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2

Hyperlink:http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2

External Source: SECUNIA

Name: 43291

Type: Advisory

Hyperlink:http://secunia.com/advisories/43291

External Source: SECUNIA

Name: 43056

Type: Advisory

Hyperlink:http://secunia.com/advisories/43056

External Source: SECUNIA

Name: 42932

Type: Advisory

Hyperlink:http://secunia.com/advisories/42932

External Source: SECUNIA

Name: 42890

Type: Advisory

Hyperlink:http://secunia.com/advisories/42890

External Source: SECUNIA

Name: 42801

Type: Advisory

Hyperlink:http://secunia.com/advisories/42801

External Source: MLIST

Name: [oss-security] 20101124 Re: CVE request: kernel: L2TP send buffer allocation size overflows

Hyperlink:http://openwall.com/lists/oss-security/2010/11/24/12

External Source: SUSE

Name: SUSE-SA:2011:008

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html

External Source: SUSE

Name: SUSE-SA:2011:005

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00007.html

External Source: SUSE

Name: SUSE-SA:2011:004

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html

External Source: SUSE

Name: SUSE-SA:2011:002

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html