FKIE_CVE-2016-6259

Vulnerability from fkie_nvd - Published: 2016-08-02 16:59 - Updated: 2025-04-12 10:46
Severity ?
6.2 (Medium) - CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.
References
cve@mitre.orghttp://support.citrix.com/article/CTX214954Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/92130Third Party Advisory
cve@mitre.orghttp://www.securitytracker.com/id/1036447Third Party Advisory
cve@mitre.orghttp://xenbits.xen.org/xsa/advisory-183.htmlMailing List, Patch
cve@mitre.orghttp://xenbits.xen.org/xsa/xsa183-4.6.patchMitigation, Patch
cve@mitre.orghttp://xenbits.xen.org/xsa/xsa183-unstable.patchMitigation, Patch
af854a3a-2127-422b-91ae-364da2661108http://support.citrix.com/article/CTX214954Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/92130Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1036447Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-183.htmlMailing List, Patch
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/xsa183-4.6.patchMitigation, Patch
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/xsa183-unstable.patchMitigation, Patch
Impacted products
Vendor Product Version
xen xen 4.5.0
xen xen 4.5.1
xen xen 4.5.2
xen xen 4.5.3
xen xen 4.6.0
xen xen 4.6.1
xen xen 4.6.3
xen xen 4.7.0
citrix xenserver 6.0
citrix xenserver 6.0.2
citrix xenserver 6.1
citrix xenserver 6.2.0
citrix xenserver 6.5.0
citrix xenserver 7.0
To clipboard 

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  "lastModified": "2025-04-12T10:46:40.837",
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.