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TI-2016-03930 Aliases CVE-2016-4565GHSA-62vg-g9qr-mr84

The InfiniBand (aka IB) stack in the Linux kernel before 4.5.3 incorrectly relies on the…

Priority LOW 35CWE-264Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-264.

Summary

The InfiniBand (aka IB) stack in the Linux kernel before 4.5.3 incorrectly relies on the write system call, which allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a uAPI interface.

Why it matters now

EPSS 0.00483 41st percentileScored 2026-11-07
Fix Fixed Red Hat: 10 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*before 3.2.81; 3.3 to before 3.10.103; 3.11 to before 3.12.61; 3.13 to before 3.14.76; 3.15 to before 3.16.36; 3.17 to before 3.18.34; 3.19 to before 4.1.25; 4.2 to before 4.4.9; 4.5 to before 4.5.3VulnerableLinux
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*15.10VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*16.04VulnerableCanonical
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 3.2.81; 3.3 to before 3.10.103; 3.11 to before 3.12.61; 3.13 to before 3.14.76; 3.15 to before 3.16.36; 3.17 to before 3.18.34; 3.19 to before 4.1.25; 4.2 to before 4.4.9; 4.5 to before 4.5.3 Vulnerable ·Linux
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Versions 15.10 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian

Remediation

Red Hat 10 advisories

  • RHSA-2016:1814 Released 2016-09-06 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Server AUS (v. 6.5) kernel-2.6.32-431.73.2.el6, kernel-abi-whitelists-2.6.32-431.73.2.el6, kernel-debug-2.6.32-431.73.2.el6 +6
    • Red Hat Enterprise Linux Server Optional AUS (v. 6.5) kernel-2.6.32-431.73.2.el6, python-perf-2.6.32-431.73.2.el6
  • RHSA-2016:1657 Released 2016-08-23 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.1) kernel-3.10.0-229.40.1.el7, kernel-abi-whitelists-3.10.0-229.40.1.el7, kernel-debug-3.10.0-229.40.1.el7 +7
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1) kernel-tools-libs-devel-3.10.0-229.40.1.el7, python-perf-3.10.0-229.40.1.el7
    • Red Hat Enterprise Linux Server EUS (v. 7.1) kernel-3.10.0-229.40.1.ael7b, kernel-3.10.0-229.40.1.el7, kernel-abi-whitelists-3.10.0-229.40.1.ael7b +20
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.1) kernel-debug-devel-3.10.0-229.40.1.ael7b, kernel-tools-libs-devel-3.10.0-229.40.1.ael7b, kernel-tools-libs-devel-3.10.0-229.40.1.el7 +2
  • RHSA-2016:1640 Released 2016-08-19 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux HPC Node EUS (v. 6.6) kernel-2.6.32-504.51.1.el6, kernel-abi-whitelists-2.6.32-504.51.1.el6, kernel-debug-2.6.32-504.51.1.el6 +6
    • Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.6) python-perf-2.6.32-504.51.1.el6
    • Red Hat Enterprise Linux Server EUS (v. 6.6) kernel-2.6.32-504.51.1.el6, kernel-abi-whitelists-2.6.32-504.51.1.el6, kernel-bootwrapper-2.6.32-504.51.1.el6 +9
    • Red Hat Enterprise Linux Server Optional EUS (v. 6.6) python-perf-2.6.32-504.51.1.el6
Show 7 more Red Hat advisories
  • RHSA-2016:1617 Released 2016-08-16 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux Server AUS (v. 6.2) kernel-2.6.32-220.67.1.el6, kernel-debug-2.6.32-220.67.1.el6, kernel-debug-devel-2.6.32-220.67.1.el6 +5
    • Red Hat Enterprise Linux Server Optional AUS (v. 6.2) kernel-2.6.32-220.67.1.el6, python-perf-2.6.32-220.67.1.el6
  • RHSA-2016:1581 Released 2016-08-09 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux Server AUS (v. 6.4) kernel-2.6.32-358.72.1.el6, kernel-debug-2.6.32-358.72.1.el6, kernel-debug-devel-2.6.32-358.72.1.el6 +5
    • Red Hat Enterprise Linux Server Optional AUS (v. 6.4) kernel-2.6.32-358.72.1.el6, python-perf-2.6.32-358.72.1.el6
  • RHSA-2016:1489 Released 2016-07-26 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux HPC Node EUS (v. 6.7) kernel-2.6.32-573.32.1.el6, kernel-abi-whitelists-2.6.32-573.32.1.el6, kernel-debug-2.6.32-573.32.1.el6 +6
    • Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) python-perf-2.6.32-573.32.1.el6
    • Red Hat Enterprise Linux Server EUS (v. 6.7) kernel-2.6.32-573.32.1.el6, kernel-abi-whitelists-2.6.32-573.32.1.el6, kernel-bootwrapper-2.6.32-573.32.1.el6 +9
    • Red Hat Enterprise Linux Server Optional EUS (v. 6.7) python-perf-2.6.32-573.32.1.el6
  • RHSA-2016:1406 Released 2016-07-12 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-642.3.1.el6, kernel-abi-whitelists-2.6.32-642.3.1.el6, kernel-debug-2.6.32-642.3.1.el6 +6
    • Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf-2.6.32-642.3.1.el6
    • Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-642.3.1.el6, kernel-abi-whitelists-2.6.32-642.3.1.el6, kernel-debug-2.6.32-642.3.1.el6 +6
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf-2.6.32-642.3.1.el6
    • Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-642.3.1.el6, kernel-abi-whitelists-2.6.32-642.3.1.el6, kernel-bootwrapper-2.6.32-642.3.1.el6 +9
    • Red Hat Enterprise Linux Server Optional (v. 6) python-perf-2.6.32-642.3.1.el6
    • Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-642.3.1.el6, kernel-abi-whitelists-2.6.32-642.3.1.el6, kernel-debug-2.6.32-642.3.1.el6 +6
    • Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf-2.6.32-642.3.1.el6
  • RHSA-2016:1341 Released 2016-06-27 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt-1:3.10.0-327.rt56.190.el6rt, kernel-rt-debug-1:3.10.0-327.rt56.190.el6rt, kernel-rt-debug-devel-1:3.10.0-327.rt56.190.el6rt +7
  • RHSA-2016:1301 Released 2016-06-23 · Red Hat rating Important
    kernel-rt security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Realtime (v. 7) kernel-rt-3.10.0-327.22.2.rt56.230.el7_2, kernel-rt-debug-3.10.0-327.22.2.rt56.230.el7_2, kernel-rt-debug-devel-3.10.0-327.22.2.rt56.230.el7_2 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-327.22.2.rt56.230.el7_2, kernel-rt-debug-3.10.0-327.22.2.rt56.230.el7_2, kernel-rt-debug-devel-3.10.0-327.22.2.rt56.230.el7_2 +7
  • RHSA-2016:1277 Released 2016-06-23 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) kernel-3.10.0-327.22.2.el7, kernel-abi-whitelists-3.10.0-327.22.2.el7, kernel-debug-3.10.0-327.22.2.el7 +8
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-327.22.2.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) kernel-3.10.0-327.22.2.el7, kernel-abi-whitelists-3.10.0-327.22.2.el7, kernel-debug-3.10.0-327.22.2.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-327.22.2.el7
    • Red Hat Enterprise Linux Server (v. 7) kernel-3.10.0-327.22.2.el7, kernel-abi-whitelists-3.10.0-327.22.2.el7, kernel-bootwrapper-3.10.0-327.22.2.el7 +11
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-327.22.2.el7, kernel-tools-libs-devel-3.10.0-327.22.2.el7
    • Red Hat Enterprise Linux Workstation (v. 7) kernel-3.10.0-327.22.2.el7, kernel-abi-whitelists-3.10.0-327.22.2.el7, kernel-debug-3.10.0-327.22.2.el7 +8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-327.22.2.el7

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux ComputeNode EUS (v. 7.1)Fixed RHSA-2016:1657
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1)Fixed RHSA-2016:1657
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux HPC Node EUS (v. 6.6)Fixed RHSA-2016:1640
Red Hat Enterprise Linux HPC Node EUS (v. 6.7)Fixed RHSA-2016:1489
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.6)Fixed RHSA-2016:1640
Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7)Fixed RHSA-2016:1489
Red Hat Enterprise Linux Realtime (v. 7)Fixed RHSA-2016:1301
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux Server AUS (v. 6.2)Fixed RHSA-2016:1617
Red Hat Enterprise Linux Server AUS (v. 6.4)Fixed RHSA-2016:1581
Red Hat Enterprise Linux Server AUS (v. 6.5)Fixed RHSA-2016:1814
Red Hat Enterprise Linux Server EUS (v. 6.6)Fixed RHSA-2016:1640
Red Hat Enterprise Linux Server EUS (v. 6.7)Fixed RHSA-2016:1489
Red Hat Enterprise Linux Server EUS (v. 7.1)Fixed RHSA-2016:1657
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux Server Optional AUS (v. 6.2)Fixed RHSA-2016:1617
Red Hat Enterprise Linux Server Optional AUS (v. 6.4)Fixed RHSA-2016:1581
Red Hat Enterprise Linux Server Optional AUS (v. 6.5)Fixed RHSA-2016:1814
Red Hat Enterprise Linux Server Optional EUS (v. 6.6)Fixed RHSA-2016:1640
Red Hat Enterprise Linux Server Optional EUS (v. 6.7)Fixed RHSA-2016:1489
Red Hat Enterprise Linux Server Optional EUS (v. 7.1)Fixed RHSA-2016:1657
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2016:1406
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2016:1277
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2016:1301
Red Hat MRG Realtime for RHEL 6 Server v.2Fixed RHSA-2016:1341
Not affected: 1 product
  • Red Hat Enterprise Linux 5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-4565
  2. 2026-10-03 Alias added: GHSA-62vg-g9qr-mr84

References

Advisory 52

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences