What’s Vulnerable › Vulnerabilities

CVE-2016-5011

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-04-11 · updated 2026-06-17

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.

Affected products

• IBM Power HMC: 8.8.6.0
• IBM Powerkvm: 2.1, 3.1
• util-linux: through 2.28
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Eus: 7.3, 7.4, 7.5, 7.6, 7.7
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Server Aus: 7.3, 7.4, 7.6, 7.7
• RedHat Enterprise Linux Server Tus: 7.3, 7.6, 7.7
• RedHat Enterprise Linux Workstation: 7.0

References

• http://rhn.redhat.com/errata/RHSA-2016-2605.html
• http://www-01.ibm.com/support/docview.wss?uid=isg3T1024543
• http://www-01.ibm.com/support/docview.wss?uid=nas8N1021801
• http://www.openwall.com/lists/oss-security/2016/07/11/2
• http://www.securityfocus.com/bid/91683
• http://www.securitytracker.com/id/1036272
• https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/commit/?id=7164a1c3
• http://rhn.redhat.com/errata/RHSA-2016-2605.html
• http://www-01.ibm.com/support/docview.wss?uid=isg3T1024543
• http://www-01.ibm.com/support/docview.wss?uid=nas8N1021801
• http://www.openwall.com/lists/oss-security/2016/07/11/2
• http://www.securityfocus.com/bid/91683

Get alerted when CVE-2016-5011 or the next vulnerability affects your stack