Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-5011

19
FAUCET Score

CVE-2016-5011 describes a denial-of-service vulnerability in the libblkid library (util-linux) affecting products like IBM, Linux kernel, and Red Hat. A physically proximate attacker can exploit this by crafting an MSDOS partition table with a specific extended partition boot record, leading to excessive memory consumption. Rated Medium severity (CVSS 4.6), it requires physical access and has a high impact on availability, but no known active exploits, public exploit code, or significant community discussion have been identified.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.28CPE matchmatch criteria
cpe:2.3:a:kernel:util-linux:*:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
7.3CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_eus:7.3:*:*:*:*:*:*:*
7.4CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*
7.5CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.6MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.47%
Probability of exploitation in next 30 days
EPSS Percentile
37.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0047 is in the 75th percentile among its peer group of 1,532 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: util-linux-0:2.23.2-33.el7
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: util-linux-ng
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: util-linux

Vendor Advisories (1)

redhatCVE-2016-5011Low

util-linux: Extended partition loop in MBR partition table leads to DOS

Jul 11, 2016

References

rhn.redhat.com / errata/RHSA-2016-2605.html
Third Party Advisory
git.kernel.org / pub/scm/utils/util-linux/util-linux.git/commit
PatchVendor Advisory
www-01.ibm.com / support/docview.wss
Third Party Advisory
www-01.ibm.com / support/docview.wss
Third Party Advisory
openwall.com / lists/oss-security/2016/07/11/2
Mailing ListPatchThird Party Advisory
securityfocus.com / bid/91683
Third Party AdvisoryVDB Entry
securitytracker.com / id/1036272
Third Party AdvisoryVDB Entry