CVE-2017-15588

An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to execute arbitrary code on the host OS because of a race condition that can cause a stale TLB entry.

CVSS v3.0 7.8 HIGH
CVSS v2.0 6.9 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

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

Exploitability : 1.1 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.9^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://xenbits.xen.org/xsa/advisory-241.html	Mailing List Mitigation Patch Vendor Advisory
http://www.securitytracker.com/id/1039568	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/101490	Third Party Advisory VDB Entry
https://support.citrix.com/article/CTX228867
https://www.debian.org/security/2017/dsa-4050
https://security.gentoo.org/glsa/201801-14
https://lists.debian.org/debian-lts-announce/2017/11/msg00027.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html

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Configurations

Configuration 1 (hide)

cpe:2.3:o:xen:xen:4.9.0:*:*:*:*:*:*:*

Information

Published : 2017-10-18 01:29

Updated : 2018-10-19 03:29

NVD link : CVE-2017-15588

Mitre link : CVE-2017-15588

JSON object : View

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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Products Affected

xen

xen

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