The paravirt_ops_setup function in arch/x86/kernel/kvm.c in the Linux kernel through 3.18 uses an improper paravirt_enabled setting for KVM guest kernels, which makes it easier for guest OS users to bypass the ASLR protection mechanism via a crafted application that reads a 16-bit value.
CVE-2014-8134
Score 3.3 from GitHub Security Advisory (severity: LOW) published 2022-05-13. NVD baseline CVSS 3.3; sources differ by 0.0.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 3.3
- EG Score
- 3.3(medium)
- EG Risk
- 20(Track)EG Risk 20/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity33% × 45%Exploitation1% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 51%
- KEV
- Not listed
Published
December 12, 2014
Last Modified
May 6, 2026
References (30)
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
- secalert@redhathttp://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-8134.html
- secalert@redhathttp://rhn.redhat.com/errata/RHSA-2016-0855.html
- secalert@redhathttp://secunia.com/advisories/62336
- secalert@redhathttp://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- secalert@redhathttp://www.securityfocus.com/bid/71650
- secalert@redhathttp://www.spinics.net/lists/kvm/msg111458.html
- secalert@redhathttps://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400314
- secalert@redhathttps://bugzilla.novell.com/show_bug.cgi?id=909078
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=1172765
- secalert@redhathttps://support.f5.com/csp/article/K17120
- secalert@redhathttps://support.f5.com/csp/article/K17120?utm_source=f5support&%3Butm_medium=RSS
Patch Availability(9)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-2.6.32-374-ec2 (2.6.32-374.91) @ lucid | 2026-05-28 | ubuntu |
| ubuntu | linux-image-3.13.0-43-generic-lpae (3.13.0-43.72~precise1) @ precise | 2026-05-28 | ubuntu |
| ubuntu | linux-image-3.2.0-1458-omap4 (3.2.0-1458.78) @ precise | 2026-05-28 | ubuntu |
| ubuntu | linux-image-extra-3.16.0-28-generic (3.16.0-28.37~14.04.1) @ trusty | 2026-05-28 | ubuntu |
| ubuntu | linux-image-extra-3.13.0-43-generic (3.13.0-43.72) @ trusty | 2026-05-28 | ubuntu |
| ubuntu | linux-image-3.2.0-74-virtual (3.2.0-74.109) @ precise | 2026-05-28 | ubuntu |
| ubuntu | linux-image-2.6.32-70-ia64 (2.6.32-70.137) @ lucid | 2026-05-28 | ubuntu |
| ubuntu | linux-image-3.16.0-28-powerpc-smp (3.16.0-28.37) @ utopic | 2026-05-28 | ubuntu |
| redhat | kernel-0:2.6.32-642.el6 | 2016-05-10 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(5 across 5 ecosystems)
Debian:11(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 3.16.7-ckt4-1 | — |
Debian:12(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 3.16.7-ckt4-1 | — |
Debian:13(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 3.16.7-ckt4-1 | — |
Debian:14(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 3.16.7-ckt4-1 | — |
Debian:6.0(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux-2.6 | 2.6.32-30 ... 2.6.32-48squeeze9 (37 versions) | 2.6.32-48squeeze11 | — |
All Vendor Advisories
(9)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
- Red HatRHSA-2016:0855LOW2014-12-05
RHSA-2016:0855 — Low
- UbuntuUSN-2441-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-2442-1HIGH
Linux kernel (EC2) vulnerabilities
- UbuntuUSN-2443-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-2445-1HIGH
Linux kernel (Trusty HWE) vulnerabilities
- UbuntuUSN-2446-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-2447-1HIGH
Linux kernel (Utopic HWE) vulnerabilities
- UbuntuUSN-2448-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-2464-1HIGH
Linux kernel (OMAP4) vulnerabilities
Data Freshness Timeline
(refreshed 6× in last 7d / 23× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 122 total refreshes for this CVE.
- 2026-08-21 23:44 UTCEPSS rescore
- 2026-08-20 22:50 UTCEPSS rescore
- 2026-08-19 16:59 UTCEPSS rescore
- 2026-08-18 13:43 UTCEPSS rescore
- 2026-08-16 14:51 UTCEPSS rescore
- 2026-08-16 02:09 UTCEPSS rescore
- 2026-08-15 01:25 UTCEPSS rescore
- 2026-08-12 13:46 UTCEPSS rescore
- 2026-08-09 13:42 UTCEPSS rescore
- 2026-08-08 16:31 UTCEPSS rescore
- 2026-08-07 16:21 UTCEPSS rescore
- 2026-08-07 06:27 UTCOSV refresh
- 2026-08-06 13:42 UTCEPSS rescore
- 2026-08-05 19:12 UTCEPSS rescore
- 2026-08-04 15:04 UTCEPSS rescore
- 2026-08-02 02:22 UTCEPSS rescore
- 2026-08-01 04:11 UTCEPSS rescore
- 2026-07-30 16:23 UTCEPSS rescore
- 2026-07-30 01:26 UTCEPSS rescore
- 2026-07-28 15:31 UTCEPSS rescore
- 2026-07-26 14:50 UTCEPSS rescore
- 2026-07-24 14:13 UTCEPSS rescore
- 2026-07-23 14:14 UTCEPSS rescore
- 2026-07-23 01:14 UTCEG score recompute
- 2026-07-23 00:18 UTCEG score recompute
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- 2026-07-22 21:56 UTCEG score recompute
- 2026-07-22 14:04 UTCEPSS rescore
- 2026-07-21 23:18 UTCOSV refresh
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-20 17:03 UTCEPSS rescore
- 2026-07-19 14:27 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
- 2026-07-18 10:00 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-15 16:54 UTCEPSS rescore
- 2026-07-15 16:54 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-13 22:26 UTCEPSS rescore
- 2026-07-13 06:08 UTCEPSS rescore
- 2026-07-12 05:42 UTCEPSS rescore
- 2026-07-12 05:42 UTCEPSS rescore
- 2026-07-11 08:23 UTCEPSS rescore
- 2026-07-09 19:05 UTCEPSS rescore
- 2026-07-08 15:10 UTCEPSS rescore
- 2026-07-07 13:42 UTCEPSS rescore
- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-05 02:26 UTCEPSS rescore
- 2026-07-04 17:56 UTCOSV refresh
- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-29 14:02 UTCEPSS rescore
- 2026-06-28 14:03 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:05 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 14:54 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 05:43 UTCOSV refresh
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:57 UTCEPSS rescore
- 2026-06-10 22:15 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
Frequently asked(5)
What is CVE-2014-8134?
When was CVE-2014-8134 disclosed?
Is CVE-2014-8134 actively exploited?
What is the CVSS score of CVE-2014-8134?
How do I remediate CVE-2014-8134?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2014-8134
Is Your Infrastructure Affected by CVE-2014-8134?
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