vulnerability

Gentoo Linux: CVE-2017-17563: Xen: Multiple vulnerabilities

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Severity

CVSS

(AV:L/AC:M/Au:N/C:C/I:C/A:C)

Published

Dec 12, 2017

Added

Jan 15, 2018

Modified

Mar 31, 2026

Description

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.

Solutions

gentoo-linux-upgrade-app-emulation-xengentoo-linux-upgrade-app-emulation-xen-tools

References

CVE-2017-17563
https://attackerkb.com/topics/CVE-2017-17563
CWE-119
EUVD-EUVD-2017-8721
GENTOO-201801-14
https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-8721

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