Description
An issue was discovered in Xen through 4.12.x allowing Arm domU attackers to cause a denial of service (infinite loop) involving a LoadExcl or StoreExcl operation.
References (4)
Core 4
Core References
Patch, Vendor Advisory x_refsource_confirm
http://xenbits.xen.org/xsa/advisory-295.html
Vendor Advisory x_refsource_misc
https://xenbits.xen.org/xsa/advisory-295.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2020/dsa-4602
Mailing List, Third Party Advisory mailing-list
x_refsource_bugtraq
https://seclists.org/bugtraq/2020/Jan/21
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
17.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-835
Status
published
Products (3)
debian/debian_linux
9.0
debian/debian_linux
10.0
xen/xen
< 4.12.1
Published
Oct 08, 2019
Tracked Since
Feb 18, 2026