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Fencer Vulns
medium 4.7

CVE-2017-16911 json

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.

published 2018-01-31 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-8081

cvss
4.7
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits
0
none known

Summary

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.

Patch / fix

  • linux linux_kernel 4.4.114, 4.9.79, 4.14.8
  • linux Debian 14, Debian 13, Debian 12 4.14.12-1

debian advisories DEBIAN-CVE-2017-16911

  • linux Ubuntu 14.04 LTS 3.13.0-157.207
  • linux Ubuntu 16.04 LTS 4.4.0-119.143
  • linux-aws Ubuntu 14.04 LTS 4.4.0-1016.16
  • linux-aws Ubuntu 16.04 LTS 4.4.0-1054.63
  • linux-gcp Ubuntu 16.04 LTS 4.15.0-1014.14~16.04.1
  • linux-hwe Ubuntu 16.04 LTS 4.15.0-24.26~16.04.1
  • linux-kvm Ubuntu 16.04 LTS 4.4.0-1020.25
  • linux-azure Ubuntu 16.04 LTS 4.15.0-1013.13~16.04.2

ubuntu advisories UBUNTU-CVE-2017-16911

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel-rt SLE Real Time 11 SP4 3.0.101.rt130-69.24.1
  • kernel-syms-rt SLE Real Time 11 SP4 3.0.101.rt130-69.24.1
  • kernel-rt_trace SLE Real Time 11 SP4 3.0.101.rt130-69.24.1
  • kernel-source-rt SLE Real Time 11 SP4 3.0.101.rt130-69.24.1
  • kernel-ec2 SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.22.1
  • kernel-pae SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.22.1
  • kernel-xen SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.22.1
  • kernel-syms SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.22.1

suse advisories SUSE-SU-2018:1309-1SUSE-SU-2018:1172-1SUSE-SU-2018:1080-1SUSE-SU-2018:0848-1SUSE-SU-2018:0834-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-16911 updated cvss 3.3

kernel: vhci_cd driver in usbip/vhci_sysfs.c:port_show_vhci() discloses kernel memory addresses to local attackers

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, kernel-alt, python-perf, +9 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-core, kernel-tools, python3-perf, +17 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 4.7 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 1.9 AV:L/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Flexera Software LLC Linux Kernel

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.