CVE-2016-5011
MEDIUMCVSS 4.6/10EPSS 0.46%
Last modified
CVE-2016-5011 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. 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.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Kernel | Util-Linux | <= 2.28 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Eus | 7.3 |
| Redhat | Enterprise Linux Eus | 7.4 |
| Redhat | Enterprise Linux Eus | 7.5 |
| Redhat | Enterprise Linux Eus | 7.6 |
| Redhat | Enterprise Linux Eus | 7.7 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Aus | 7.4 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Aus | 7.7 |
| Redhat | Enterprise Linux Server Tus | 7.3 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.7 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Ibm | Powerkvm | 2.1 |
| Ibm | Powerkvm | 3.1 |
| Ibm | Power Hardware Management Console | 8.8.6.0 |
References
- http://rhn.redhat.com/errata/RHSA-2016-2605.htmlThird Party Advisory
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1024543Third Party Advisory
- http://www-01.ibm.com/support/docview.wss?uid=nas8N1021801Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/11/2Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/91683Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036272Third Party Advisory, VDB Entry
- https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/commit/?id=7164a1c3Patch, Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2605.htmlThird Party Advisory
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1024543Third Party Advisory
- http://www-01.ibm.com/support/docview.wss?uid=nas8N1021801Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/11/2Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/91683Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036272Third Party Advisory, VDB Entry
- https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/commit/?id=7164a1c3Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-5011?
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.
How severe is CVE-2016-5011?
CVE-2016-5011 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.
How do I fix CVE-2016-5011?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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