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CVE-2017-10915

Good to know:

Date: July 4, 2017

The shadow-paging feature in Xen through 4.8.x mismanages page references and consequently introduces a race condition, which allows guest OS users to obtain Xen privileges, aka XSA-219.

Language: C

Severity Score

9.0

Related Resources (8)

Url: https://xenbits.xen.org/xsa/advisory-219.html

Url: http://www.securityfocus.com/bid/99174

Url: http://www.debian.org/security/2017/dsa-3969

Url: https://security.gentoo.org/glsa/201710-17

Url: https://security.gentoo.org/glsa/201708-03

Url: https://access.redhat.com/security/cve/CVE-2017-10915

Url: https://nvd.nist.gov/vuln/detail/CVE-2017-10915

Url: https://www.mend.io/vulnerability-database/CVE-2017-10915

Severity Score

9.0

Weakness Type (CWE)

Race Conditions

CWE-362

Top Fix

Upgrade Version

Upgrade to version 4.9.0-rc9

CVSS v3.1

Base Score:	9.0
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	CHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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