What is CVE-2010-4160?

CVE-2010-4160 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10, classified as a Integer Overflow flaw (CWE-190). CVE-2010-4160 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-4160?

CVE-2010-4160 has a CVSS score of 6.9 out of 10, rated Medium severity. The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2010-4160?

No patch is currently available for CVE-2010-4160. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-4160 actively exploited?

CVE-2010-4160 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2010-4160

Medium

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.

Package Linux Kernel

Published 2011-01-07

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Vector string

AV:L/AC:M/Au:N/C:C/I:C/A:C

Weakness type

CWE-190

CVE-2010-4160 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2010-4160 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

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

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00007.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html

Mailing List Third Party Advisory
Openwall
http://openwall.com/lists/oss-security/2010/11/24/12

Mailing List Third Party Advisory
Secunia
http://secunia.com/advisories/42801

Third Party Advisory
Secunia
http://secunia.com/advisories/42890

Third Party Advisory
Secunia
http://secunia.com/advisories/42932

Third Party Advisory
Secunia
http://secunia.com/advisories/43056

Third Party Advisory
Secunia
http://secunia.com/advisories/43291

Third Party Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2

Broken Link
Red Hat
http://www.redhat.com/support/errata/RHSA-2011-0007.html

Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/44762

Third Party Advisory VDB Entry
Spinics
http://www.spinics.net/lists/netdev/msg145248.html

Mailing List Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0012

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0124

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0213

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0375

Third Party Advisory
Xorl
http://xorl.wordpress.com/2010/11/11/cve-2010-4160-linux-kernel-l2tp-integer-overflows/

Exploit Third Party Advisory
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=253eacc070b114c2ec1f81b067d2fed7305467b0
Patch
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8acfe468b0384e834a303f08ebc4953d72fb690a
Patch
Kernel patch commit
http://openwall.com/lists/oss-security/2010/11/10/16
Patch

9 patch commits total View all on NVD

Details

CVE ID CVE-2010-4160

Severity Medium

CVSS score 6.9 / 10

CVSS version 2.0

Published 2011-01-07

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-4160?

CVE-2010-4160 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2010-4160 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-4160?

CVE-2010-4160 has a CVSS score of 6.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2010-4160?

No patch is currently available for CVE-2010-4160. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-4160 actively exploited?

No — CVE-2010-4160 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →