CVE-2017-17045

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-11-28 · updated 2026-06-17
Weakness: CWE-416

Description

An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to gain privileges on the host OS, obtain sensitive information, or cause a denial of service (BUG and host OS crash) by leveraging the mishandling of Populate on Demand (PoD) Physical-to-Machine (P2M) errors.

Affected products

xen: through 4.9.1

References

http://www.securityfocus.com/bid/102013
http://www.securityfocus.com/bid/102129
http://www.securitytracker.com/id/1039879
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
https://support.citrix.com/article/CTX230138
https://xenbits.xen.org/xsa/advisory-247.html
http://www.securityfocus.com/bid/102013
http://www.securityfocus.com/bid/102129
http://www.securitytracker.com/id/1039879
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html

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