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CVE-2016-5011

4.6 · MEDIUM

The parse_dos_extended function in partitions/dos.c in the libblkid library in util-linux allows physically proximate attackers to cause a denial of service (memory consumption) via a crafted MSDOS…

Published Apr 11, 2017EPSS 0.46%

Overview

CVE-2016-5011 is a medium-severity vulnerability. It was published on April 11, 2017 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The parse_dos_extended function in partitions/dos.c in the libblkid library in util-linux allows physically proximate attackers to cause a denial of service (memory consumption) via a crafted MSDOS partition table with an extended partition boot record at zero offset.

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

Refrhn.redhat.com/errata/RHSA-2016-2605.htmlRefwww-01.ibm.com/support/docview.wss?uid=isg3T1024543Refwww-01.ibm.com/support/docview.wss?uid=nas8N1021801Refwww.openwall.com/lists/oss-security/2016/07/11/2Refwww.securityfocus.com/bid/91683Refwww.securitytracker.com/id/1036272Refgit.kernel.org/pub/scm/utils/util-linux/util-linux.git/commit/?id=7164a1c3Refrhn.redhat.com/errata/RHSA-2016-2605.htmlRefwww-01.ibm.com/support/docview.wss?uid=isg3T1024543Refwww-01.ibm.com/support/docview.wss?uid=nas8N1021801

How CyberStrike helps

Frequently asked questions

What is CVE-2016-5011?

CVE-2016-5011 is a medium-severity vulnerability. It was published on April 11, 2017 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2016-5011?

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. 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-2016-5011?

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-2016-5011?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-5011 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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