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CVE-2016-9031

Published: Dec 14, 2016Updated: May 6, 2026 Sources: CVE List NVDCWE-190
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.5%
Top 61.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

An exploitable integer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES when dealing with 32-bit file systems. An attacker can craft an input that can cause a kernel panic and potentially be leveraged into a full privilege escalation vulnerability. This vulnerability is distinct from CVE-2016-8733.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:CC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-190

Affected Products

smartosjoyent
Mixed
Operating Systems / unix-bsd
SmartOSJoyent
Mixed
Operating Systems / unix-bsd
joyentcommercialUSOperating Systemsaka joyent, smartos, joyent smartos

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

http://www.securityfocus.com/bid/94921
securityfocus.com
http://www.talosintelligence.com/reports/TALOS-2016-0249/
talosintelligence.com

Timeline

Published
Dec 14, 2016
Last Updated
May 6, 2026

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