CVE Vulnerability

CVE-2019-17348

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service because of an incompatibility between Process Context Identifiers (PCID) and shadow-pagetable switching.

4.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2 / Impact : 4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://xenbits.xen.org/xsa/advisory-294.html Mitigation Patch
http://www.openwall.com/lists/oss-security/2019/10/25/7 Mailing List
http://xenbits.xen.org/xsa/advisory-294.html Patch Vendor Advisory
https://www.debian.org/security/2020/dsa-4602 Third Party Advisory
https://seclists.org/bugtraq/2020/Jan/21 Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Information

Published : 2019-10-08 01:15

Updated : 2023-02-03 08:26

NVD link : CVE-2019-17348

Mitre link : CVE-2019-17348

Products Affected
No products.
CWE
CWE-20