Read the docs
TI-2014-02966 Aliases CVE-2014-3646GHSA-xq4c-q7v4-538j

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have…

Priority LOW 25Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 21 fixed, 1 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.

Summary

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application.

Why it matters now

EPSS 0.00428 37th percentileScored 2026-11-07
Fix Partial Red Hat: 4 advisoriesRed Hat: 21 fixed, 1 without a fix

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:*:*:*:*:*:*:*:*up to 3.17.2VulnerableLinux
cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*5.0VulnerableRed Hat
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*12.04VulnerableCanonical
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*7.0VulnerableDebian
cpe:2.3:o:opensuse:evergreen:11.4:*:*:*:*:*:*:*11.4VulnerableopenSUSE
cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:*11 sp2VulnerableSUSE
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions up to 3.17.2 Vulnerable ·Linux
  • cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
  • cpe:2.3:o:opensuse:evergreen:11.4:*:*:*:*:*:*:* Versions 11.4 Vulnerable ·openSUSE
  • cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:* Versions 11 sp2 Vulnerable ·SUSE

Remediation

Red Hat 4 advisories

  • RHSA-2015:0284 Released 2015-03-03 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) kernel-2.6.32-431.50.1.el6, python-perf-2.6.32-431.50.1.el6
    • Red Hat Enterprise Linux HPC Node EUS (v. 6.5) kernel-2.6.32-431.50.1.el6, kernel-abi-whitelists-2.6.32-431.50.1.el6, kernel-debug-2.6.32-431.50.1.el6 +6
    • Red Hat Enterprise Linux Server EUS (v. 6.5) kernel-2.6.32-431.50.1.el6, kernel-abi-whitelists-2.6.32-431.50.1.el6, kernel-bootwrapper-2.6.32-431.50.1.el6 +9
    • Red Hat Enterprise Linux Server Optional EUS (v. 6.5) kernel-2.6.32-431.50.1.el6, python-perf-2.6.32-431.50.1.el6
  • RHSA-2015:0126 Released 2015-02-04 · Red Hat rating Critical
    rhev-hypervisor6 security update
    • RHEV Hypervisor for RHEL-6 rhev-hypervisor6-6.6-20150123.1.el6ev
  • RHSA-2014:1843 Released 2014-11-11 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-504.1.3.el6, kernel-abi-whitelists-2.6.32-504.1.3.el6, kernel-debug-2.6.32-504.1.3.el6 +6
    • Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf-2.6.32-504.1.3.el6
    • Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-504.1.3.el6, kernel-abi-whitelists-2.6.32-504.1.3.el6, kernel-debug-2.6.32-504.1.3.el6 +6
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf-2.6.32-504.1.3.el6
    • Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-504.1.3.el6, kernel-abi-whitelists-2.6.32-504.1.3.el6, kernel-bootwrapper-2.6.32-504.1.3.el6 +9
    • Red Hat Enterprise Linux Server Optional (v. 6) python-perf-2.6.32-504.1.3.el6
    • Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-504.1.3.el6, kernel-abi-whitelists-2.6.32-504.1.3.el6, kernel-debug-2.6.32-504.1.3.el6 +6
    • Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf-2.6.32-504.1.3.el6
Show 1 more Red Hat advisories
  • RHSA-2014:1724 Released 2014-10-28 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) kernel-3.10.0-123.9.2.el7, kernel-abi-whitelists-3.10.0-123.9.2.el7, kernel-debug-3.10.0-123.9.2.el7 +6
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-doc-3.10.0-123.9.2.el7, kernel-tools-libs-devel-3.10.0-123.9.2.el7, python-perf-3.10.0-123.9.2.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) kernel-3.10.0-123.9.2.el7, kernel-abi-whitelists-3.10.0-123.9.2.el7, kernel-debug-3.10.0-123.9.2.el7 +6
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-doc-3.10.0-123.9.2.el7, kernel-tools-libs-devel-3.10.0-123.9.2.el7, python-perf-3.10.0-123.9.2.el7
    • Red Hat Enterprise Linux Server (v. 7) kernel-3.10.0-123.9.2.el7, kernel-abi-whitelists-3.10.0-123.9.2.el7, kernel-bootwrapper-3.10.0-123.9.2.el7 +9
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-doc-3.10.0-123.9.2.el7, kernel-tools-libs-devel-3.10.0-123.9.2.el7, python-perf-3.10.0-123.9.2.el7
    • Red Hat Enterprise Linux Workstation (v. 7) kernel-3.10.0-123.9.2.el7, kernel-abi-whitelists-3.10.0-123.9.2.el7, kernel-debug-3.10.0-123.9.2.el7 +6
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-doc-3.10.0-123.9.2.el7, kernel-tools-libs-devel-3.10.0-123.9.2.el7, python-perf-3.10.0-123.9.2.el7

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix yet
RHEV Hypervisor for RHEL-6Fixed RHSA-2015:0126
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5)Fixed RHSA-2015:0284
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux HPC Node EUS (v. 6.5)Fixed RHSA-2015:0284
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux Server EUS (v. 6.5)Fixed RHSA-2015:0284
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux Server Optional EUS (v. 6.5)Fixed RHSA-2015:0284
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2014:1724
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2014:1843
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2014:1724

Timeline

  1. 2026-10-02 Threatist record created from CVE-2014-3646
  2. 2026-10-03 Alias added: GHSA-xq4c-q7v4-538j

References

Patch 3

Advisory 8

Other 1

Sources

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