Published: 05/07/2017 Updated: 03/10/2019

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

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

The grant-table feature in Xen up to and including 4.8.x provides false mapping information in certain cases of concurrent unmap calls, which allows backend malicious users to obtain sensitive information or gain privileges, aka XSA-218 bug 1.

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The grant-table feature in Xen through 48x provides false mapping information in certain cases of concurrent unmap calls, which allows backend attackers to obtain sensitive information or gain privileges, aka XSA-218 bug 1 ...

Description of Problem A number of security issues have been identified within Citrix XenServer These issues could, if exploited, allow a malicious administrator of a guest VM to compromise the host  The issues have the identifiers: CVE-2017-10920, CVE-2017-10921 and CVE-2017-10922 (High): Grant table operations mishandle reference counts C ...

NVD-CWE-noinfo https://xenbits.xen.org/xsa/advisory-218.html http://www.securityfocus.com/bid/99411 http://www.securitytracker.com/id/1038722 https://security.gentoo.org/glsa/201708-03 https://security.gentoo.org/glsa/201710-17 http://www.debian.org/security/2017/dsa-3969 https://nvd.nist.gov https://access.redhat.com/security/cve/cve-2017-10913

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CVE-2017-10913

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