CVE-2017-17565

Severity: medium (CVSS 5.6 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: 2017-12-12 · updated 2026-06-17
Weakness: CWE-20

Description

An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) if shadow mode and log-dirty mode are in place, because of an incorrect assertion related to M2P.

Affected products

xen: through 4.9.1

References

http://www.openwall.com/lists/oss-security/2017/12/12/5
http://www.securityfocus.com/bid/102175
http://www.securitytracker.com/id/1040771
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
https://security.gentoo.org/glsa/201801-14
https://support.citrix.com/article/CTX232096
https://www.debian.org/security/2018/dsa-4112
https://xenbits.xen.org/xsa/advisory-251.html
http://www.openwall.com/lists/oss-security/2017/12/12/5
http://www.securityfocus.com/bid/102175
http://www.securitytracker.com/id/1040771

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