Published: 18/10/2017 Updated: 04/11/2017

CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9

CVSS v3 Base Score: 6 | Impact Score: 4 | Exploitability Score: 1.5

VMScore: 436

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

An issue exists in Xen 4.4.x up to and including 4.9.x allowing ARM guest OS users to cause a denial of service (prevent physical CPU usage) because of lock mishandling upon detection of an add-to-physmap error.

Vulnerable Product	Search on Vulmon	Subscribe to Product
xen xen 4.4.0
xen xen 4.4.1
xen xen 4.4.4
xen xen 4.5.0
xen xen 4.5.1
xen xen 4.5.2
xen xen 4.6.0
xen xen 4.7.0
xen xen 4.7.2
xen xen 4.7.3
xen xen 4.8.0
xen xen 4.9.0
xen xen 4.4.2
xen xen 4.5.5
xen xen 4.6.2
xen xen 4.6.3
xen xen 4.8.2
xen xen 4.4.3
xen xen 4.6.4
xen xen 4.6.5
xen xen 4.6.6
xen xen 4.7.1
xen xen 4.5.3
xen xen 4.5.4
xen xen 4.6.1
xen xen 4.8.1

An issue was discovered in Xen 44x through 49x allowing ARM guest OS users to cause a denial of service (prevent physical CPU usage) because of lock mishandling upon detection of an add-to-physmap error ...

CWE-400 https://xenbits.xen.org/xsa/advisory-235.html http://www.securitytracker.com/id/1039568 http://www.debian.org/security/2017/dsa-3969 https://nvd.nist.gov https://access.redhat.com/security/cve/cve-2017-15596

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CVE-2017-15596

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