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CVE-2011-1768

5.4 · MEDIUM

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet du…

Published Jun 13, 2012linuxCWE-362EPSS 2.13%

Overview

CVE-2011-1768 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 13, 2012 and has a CVSS 2.0 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet during module loading.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
linuxlinux_kernel0Affected

References

Refftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Refgit.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d5aa407f59f5b83d2c50ec88f5bf56d40f1f8978Refwww.openwall.com/lists/oss-security/2011/05/05/6Refbugzilla.redhat.com/show_bug.cgi?id=702303GitHubgithub.com/torvalds/linux/commit/d5aa407f59f5b83d2c50ec88f5bf56d40f1f8978Refftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Refgit.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d5aa407f59f5b83d2c50ec88f5bf56d40f1f8978Refwww.openwall.com/lists/oss-security/2011/05/05/6Refbugzilla.redhat.com/show_bug.cgi?id=702303GitHubgithub.com/torvalds/linux/commit/d5aa407f59f5b83d2c50ec88f5bf56d40f1f8978

How CyberStrike helps

Frequently asked questions

What is CVE-2011-1768?

CVE-2011-1768 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 13, 2012 and has a CVSS 2.0 base score of 5.4 (MEDIUM).

How severe is CVE-2011-1768?

This vulnerability has a CVSS 2.0 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-1768?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-1768?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-1768 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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