CVE-2017-17563

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.

References

https://xenbits.xen.org/xsa/advisory-249.html

https://www.debian.org/security/2018/dsa-4112

https://support.citrix.com/article/CTX232096

https://security.gentoo.org/glsa/201801-14

https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html

https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html

http://www.securitytracker.com/id/1040769

http://www.securityfocus.com/bid/102169

http://www.openwall.com/lists/oss-security/2017/12/12/2

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3