What is CVE-2016-9031?

CVE-2016-9031 is a high-severity vulnerability in Joyent Smartos, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2016-12-14.

How severe is CVE-2016-9031?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2016-9031 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Integer overflow in Joyent Smartos

CVE-2016-9031

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 attac…

Vulnerability class: Integer Overflow

EPSS: 0.001 (33.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Joyent Smartos — versions OS 20161110T013148Z, 20161110t013148z

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

Public proof-of-concept exploits

References

94921 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID, Broken Link)
talos-cna@cisco.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2016-9031?: CVE-2016-9031 is a high-severity vulnerability in Joyent Smartos, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2016-12-14.
How severe is CVE-2016-9031?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2016-9031 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.