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CVE-2017-17563

CVE-2017-17563

EPSS 0.4%
An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service (host OS crash) or gain host OS privileges by leveraging an incorrect mask for reference-count overflow checking in shadow mode.
Affected products
n/a · n/a

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References
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.htmlhttps://lists.debian.org/debian-lts-announce/2018/10/msg00009.htmlhttps://security.gentoo.org/glsa/201801-14https://support.citrix.com/article/CTX232096https://www.debian.org/security/2018/dsa-4112https://xenbits.xen.org/xsa/advisory-249.htmlhttp://www.openwall.com/lists/oss-security/2017/12/12/2http://www.securityfocus.com/bid/102169http://www.securitytracker.com/id/1040769