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CVE-2016-3134

8.4 · HIGH

The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption)…

Published Apr 27, 2016CWE-119EPSS 1.23%

Overview

CVE-2016-3134 is a high-severity vulnerability. It was published on April 27, 2016 and has a CVSS 3.0 base score of 8.4 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.4, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refgit.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d83fc74aa9ec72794373cb47432c5f7fb1a309Reflists.opensuse.org/opensuse-security-announce/2016-06/msg00044.htmlReflists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlReflists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlReflists.opensuse.org/opensuse-security-announce/2016-06/msg00056.htmlReflists.opensuse.org/opensuse-security-announce/2016-07/msg00005.htmlReflists.opensuse.org/opensuse-security-announce/2016-08/msg00003.htmlReflists.opensuse.org/opensuse-security-announce/2016-08/msg00007.htmlReflists.opensuse.org/opensuse-security-announce/2016-08/msg00008.htmlReflists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

How CyberStrike helps

Frequently asked questions

What is CVE-2016-3134?

CVE-2016-3134 is a high-severity vulnerability. It was published on April 27, 2016 and has a CVSS 3.0 base score of 8.4 (HIGH).

How severe is CVE-2016-3134?

This vulnerability has a CVSS 3.0 base score of 8.4, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-3134?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2016-3134?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-3134 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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