What is CVE-2017-16911?

CVE-2017-16911 is a medium-severity vulnerability in Flexera Software Llc Linux Kernel, classified under Information Disclosure. CVSS score: 4.7/10. Published 2018-01-31.

How severe is CVE-2017-16911?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Is CVE-2017-16911 known to be exploited?

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

Information disclosure in Flexera Software Llc Linux Kernel

CVE-2017-16911

The vhci_hcd driver in the Linux Kernel before version 4.14.8 and 4.4.114 allows allows local attackers to disclose kernel memory addresses. Successful exploitation requires that a USB device is attached over IP.

Vulnerability class: Information Disclosure

Published 2018-01-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Flexera Software Llc Linux Kernel — versions Before version 4.14.8 and 4.4.114
Linux Kernel

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

www.debian.org/security/2018/dsa-4187 (vendor-advisory)
usn.ubuntu.com/3619-2/ (vendor-advisory)
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.114 (Issue Tracking)
secuniaresearch.flexerasoftware.com/advisories/80454/ (Third Party Advisory)
git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/drivers/… (Patch, Vendor Advisory)
www.spinics.net/lists/linux-usb/msg163480.html (Mailing List, Issue Tracking)
usn.ubuntu.com/3754-1/ (vendor-advisory)
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8 (Issue Tracking)
www.securityfocus.com/bid/102156 (VDB Entry, Third Party Advisory, vdb-entry)
secuniaresearch.flexerasoftware.com/secunia_research/2017-20/ (Third Party Advisory)

Frequently asked questions

What is CVE-2017-16911?: CVE-2017-16911 is a medium-severity vulnerability in Flexera Software Llc Linux Kernel, classified under Information Disclosure. CVSS score: 4.7/10. Published 2018-01-31.
How severe is CVE-2017-16911?: Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2017-16911 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.