CVE-2017-17044

low-risk
Published 2017-11-28

An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service (infinite loop and host OS hang) by leveraging the mishandling of Populate on Demand (PoD) errors.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Xen

Affected Vendors

Xen

References (18)

Third Party Advisory http://www.securityfocus.com/bid/102008
Third Party Advisory http://www.securityfocus.com/bid/102129
http://www.securityfocus.com/bid/105954
Third Party Advisory http://www.securitytracker.com/id/1039878
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
https://security.gentoo.org/glsa/201801-14
Issue Tracking https://support.citrix.com/article/CTX230138
Issue Tracking https://xenbits.xen.org/xsa/advisory-246.html
Third Party Advisory http://www.securityfocus.com/bid/102008
Third Party Advisory http://www.securityfocus.com/bid/102129
http://www.securityfocus.com/bid/105954
Third Party Advisory http://www.securitytracker.com/id/1039878
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
https://security.gentoo.org/glsa/201801-14
Issue Tracking https://support.citrix.com/article/CTX230138
Issue Tracking https://xenbits.xen.org/xsa/advisory-246.html
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal