CVE-2017-17566

An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) or gain host OS privileges in shadow mode by mapping a certain auxiliary page.

• http://www.openwall.com/lists/oss-security/2017/12/12/4Mailing List
• http://www.securityfocus.com/bid/102167
• http://www.securitytracker.com/id/1040768
• 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-248.htmlMitigation, Patch, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2017/12/12/4Mailing List
• http://www.securityfocus.com/bid/102167
• http://www.securitytracker.com/id/1040768
• 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-248.htmlMitigation, Patch, Vendor Advisory

Published

Dec 12, 2017

Last Modified

Jun 17, 2026

Status

Modified

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