CVE-2014-8594
At a glance
- Source
- NVD
- EPSS
- EPSS 2.22 % · percentile 83 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
The do_mmu_update function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict updates to only PV page tables, which allows remote PV guests to cause a denial of service (NULL pointer dereference) by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging (HAP).
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
- https://security.gentoo.org/glsa/201504-04
- http://secunia.com/advisories/62672
- http://xenbits.xen.org/xsa/advisory-109.html
- http://www.securityfocus.com/bid/71149
- http://www.debian.org/security/2015/dsa-3140
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/98767
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 2.0 | MEDIUM 5.4 | AV:N/AC:H/Au:N/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2014-8431
- GCVE · GCVE-0-2014-8594
CERT-FR advisories
- CERTFR-2014-AVI-486 — Multiples vulnérabilités dans Xen · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |