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Test Kennung:1.3.6.1.4.1.25623.1.0.140576
Kategorie:Citrix Xenserver Local Security Checks
Titel:Citrix XenServer Multiple Security Updates (CTX230138)
Zusammenfassung:A number of security vulnerabilities have been identified in Citrix; XenServer that may allow a malicious administrator of an HVM guest VM to compromise the host.
Beschreibung:Summary:
A number of security vulnerabilities have been identified in Citrix
XenServer that may allow a malicious administrator of an HVM guest VM to compromise the host.

Vulnerability Insight:
The following vulnerabilities have been addressed:

- CVE-2017-7980: code execution via overflow in Cirrus Logic emulation

- CVE-2017-15592: Incorrect handling of self-linear shadow mappings with translated guests

- CVE-2017-17044: Infinite loop due to missing PoD error checking

- CVE-2017-17045: Missing p2m error checking in PoD code

Affected Software/OS:
XenServer versions 7.2, 7.1, 7.0, 6.5, 6.2.0 and 6.0.2.

Solution:
Apply the hotfix referenced in the advisory.

CVSS Score:
7.2

CVSS Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C

Querverweis: Common Vulnerability Exposure (CVE) ID: CVE-2017-7980
BugTraq ID: 102129
http://www.securityfocus.com/bid/102129
BugTraq ID: 97955
http://www.securityfocus.com/bid/97955
https://security.gentoo.org/glsa/201706-03
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
http://www.openwall.com/lists/oss-security/2017/04/21/1
RedHat Security Advisories: RHSA-2017:0980
https://access.redhat.com/errata/RHSA-2017:0980
RedHat Security Advisories: RHSA-2017:0981
https://access.redhat.com/errata/RHSA-2017:0981
RedHat Security Advisories: RHSA-2017:0982
https://access.redhat.com/errata/RHSA-2017:0982
RedHat Security Advisories: RHSA-2017:0983
https://access.redhat.com/errata/RHSA-2017:0983
RedHat Security Advisories: RHSA-2017:0984
https://access.redhat.com/errata/RHSA-2017:0984
RedHat Security Advisories: RHSA-2017:0988
https://access.redhat.com/errata/RHSA-2017:0988
RedHat Security Advisories: RHSA-2017:1205
https://access.redhat.com/errata/RHSA-2017:1205
RedHat Security Advisories: RHSA-2017:1206
https://access.redhat.com/errata/RHSA-2017:1206
RedHat Security Advisories: RHSA-2017:1430
https://access.redhat.com/errata/RHSA-2017:1430
RedHat Security Advisories: RHSA-2017:1441
https://access.redhat.com/errata/RHSA-2017:1441
http://ubuntu.com/usn/usn-3289-1
CopyrightCopyright (C) 2017 Greenbone Networks GmbH

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