8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
48.7%
xen is vulnerable to Mis-handling Cache Attributes. The vulnerability allows entities controlling HVM guests to run the host out of resources or stall execution of a physical CPU for effectively unbounded periods of time which could lead to a denial of service to the affected users.
www.openwall.com/lists/oss-security/2023/03/21/2
xenbits.xen.org/xsa/advisory-428.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5L6PM4RE7MUE6OWA32ZVOXCP235RM2TM/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APBMS2Q6746AXAFAITNJMGBNFGNMVLWR/
secdb.alpinelinux.org/edge/main.yaml
secdb.alpinelinux.org/v3.16/main.yaml
secdb.alpinelinux.org/v3.17/main.yaml
secdb.alpinelinux.org/v3.18/main.yaml
security.gentoo.org/glsa/202402-07
www.debian.org/security/2023/dsa-5378
xenbits.xenproject.org/xsa/advisory-428.txt
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
48.7%