CVE-2017-17564

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2017-17564
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-12-12 23:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionAn issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service (host OS crash) or gain host OS privileges by leveraging incorrect error handling for reference counting in shadow mode.

Risk And Classification

Primary CVSS: v3.0 7.8 HIGH from [email protected]

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Problem Types: CWE-388 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.8HIGHCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
2.0[email protected]Primary6.9AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Xen Xen All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
404 - Page not found af854a3a-2127-422b-91ae-364da2661108 support.citrix.com
Xen: Multiple vulnerabilities (GLSA 201801-14) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
[SECURITY] [DLA 1230-1] xen security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
Xen Shadow Mode Error Handling Bug Lets Local Guest Users Deny Service and Potentially Gain Elevated Privileges on the Host System - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Debian -- Security Information -- DSA-4112-1 xen af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Xen 'mm/shadow/multi.c' Memory Corruption Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
[SECURITY] [DLA 1549-1] xen security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
oss-security - Xen Security Advisory 250 - improper x86 shadow mode refcount error handling af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List
XSA-250 - Xen Security Advisories af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org Mitigation, Patch, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 710266 Gentoo Linux Xen Multiple Vulnerabilities (GLSA 201801-14)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report