CVE-2014-8594
Xen Hardware Assisted Paging (HAP) DoS Information Leak Vulnerability
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).
INFO
Published Date :
Nov. 19, 2014, 6:59 p.m.
Last Modified :
Oct. 30, 2018, 4:27 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.9
Exploitability Score :
4.9
Affected Products
The following products are affected by CVE-2014-8594
vulnerability.
Even if cvefeed.io
is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2014-8594
.
URL | Resource |
---|---|
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html | Third Party Advisory |
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html | Third Party Advisory |
http://secunia.com/advisories/62672 | Permissions Required |
http://www.debian.org/security/2015/dsa-3140 | Third Party Advisory |
http://www.securityfocus.com/bid/71149 | |
http://xenbits.xen.org/xsa/advisory-109.html | Patch Vendor Advisory |
https://exchange.xforce.ibmcloud.com/vulnerabilities/98767 | |
https://security.gentoo.org/glsa/201504-04 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2014-8594
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2014-8594
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CPE Deprecation Remap by [email protected]
Oct. 30, 2018
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
Oct. 30, 2018
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Sep. 08, 2017
Action Type Old Value New Value Removed Reference http://xforce.iss.net/xforce/xfdb/98767 [No Types Assigned] Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/98767 [No Types Assigned] -
CVE Modified by [email protected]
Jan. 07, 2017
Action Type Old Value New Value Added Reference http://xforce.iss.net/xforce/xfdb/98767 [No Types Assigned] Added Reference http://www.securityfocus.com/bid/71149 [No Types Assigned] -
CVE Modified by [email protected]
Dec. 22, 2016
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201504-04 [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 30, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *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:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 1 OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 3 OR *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:*:*:*:*:*:*:* Changed Reference Type http://secunia.com/advisories/62672 No Types Assigned http://secunia.com/advisories/62672 Permissions Required -
Initial Analysis by [email protected]
Sep. 30, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* Configuration 3 OR *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:*:*:*:*:*:*:* Configuration 1 OR *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:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* Changed Reference Type http://secunia.com/advisories/62672 No Types Assigned http://secunia.com/advisories/62672 Permissions Required -
CVE Translated by [email protected]
Sep. 29, 2016
Action Type Old Value New Value Removed Translation La función do_mnu_uptadte en arch/x86/mm.c en Xen 4.x a través de 4.4.x no restringe adecuadamente las actualizaciones a las tablas de las páginas unicamente para PV, lo que permite a usuarios PV remotos provocar una denegación de servicio (referencia a puntero nulo) mediante el aprovechamiento de los servicios de emulación de hardware para los clientes que utilizan HVM Hardware Assisted Paging (HAP). Added Translation La función do_mmu_update en arch/x86/mm.c en Xen 4.x hasta la versión 4.4.x no restringe adecuadamente las actualizaciones a las tablas de página sólo para PV, lo que permite a invitados PV remotos provocar una denegación de servicio (referencia a puntero NULL) aprovechando los servicios de emulación de hardware para invitados HVM que utilizan Hardware Assisted Paging (HAP). -
CVE Modified by [email protected]
Sep. 29, 2016
Action Type Old Value New Value Changed 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 derference) by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging (HAP). 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). -
Modified Analysis by [email protected]
Aug. 31, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *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:*:*:*:*:*:*:* Configuration 1 OR *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:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Changed Reference Type http://xenbits.xen.org/xsa/advisory-109.html Vendor Advisory http://xenbits.xen.org/xsa/advisory-109.html Vendor Advisory, Patch Changed Reference Type http://www.debian.org/security/2015/dsa-3140 No Types Assigned http://www.debian.org/security/2015/dsa-3140 Third Party Advisory Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html Third Party Advisory Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html Third Party Advisory -
CVE Modified by [email protected]
Mar. 18, 2015
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html Added Reference http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html -
CVE Modified by [email protected]
Feb. 26, 2015
Action Type Old Value New Value Added Reference http://www.debian.org/security/2015/dsa-3140 -
CVE Modified by [email protected]
Feb. 11, 2015
Action Type Old Value New Value Added Reference http://secunia.com/advisories/62672 -
CVE Translated by [email protected]
Dec. 05, 2014
Action Type Old Value New Value Removed Translation La función do_mnu_uptadte en arch/x86/mm.c en Xen 4.x a través de 4.4.x no restringe adecuadamente los cambios de las tablas de las páginas sólo las tablas de página PV, permitiendo a usuarios PV remotos provocar una denegación de servicio (puntero NULL derference) aprovechandolos servicios de emulación de hardware para los clientes que utilizan HVM Hardware Assisted Paging (HAP). Added Translation La función do_mnu_uptadte en arch/x86/mm.c en Xen 4.x a través de 4.4.x no restringe adecuadamente las actualizaciones a las tablas de las páginas unicamente para PV, lo que permite a usuarios PV remotos provocar una denegación de servicio (referencia a puntero nulo) mediante el aprovechamiento de los servicios de emulación de hardware para los clientes que utilizan HVM Hardware Assisted Paging (HAP). -
Initial Analysis by [email protected]
Nov. 19, 2014
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *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:*:*:*:*:*:*:* Added CVSS V2 (AV:N/AC:H/Au:N/C:N/I:N/A:C) Changed Reference Type http://xenbits.xen.org/xsa/advisory-109.html No Types Assigned http://xenbits.xen.org/xsa/advisory-109.html Advisory Added CWE CWE-20
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2014-8594
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2014-8594
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.60 }} -0.02%
score
0.78494
percentile