MEDIUM
CVE-2016-5011
NVD-CWE-noinfoPublished: April 11, 2017· Updated: Jun 17, 2026
4.6
CVSS v3.1
Official 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.
Technical Analysis
CVE-2016-5011 requires local access, meaning attackers must already have a foothold on the target system.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 4.6.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorPhysical
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (14)
→
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
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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
Quick Facts
CVE IDCVE-2016-5011
CVSS Score4.6 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected3 vendor(s)
PublishedApr 11, 2017
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2016-5011 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.