CVE-2016-6259 | BDVDB-2026-77449 Detail

Description#

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.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

http://www.securityfocus.com/bid/92130
http://support.citrix.com/article/CTX214954
http://www.securitytracker.com/id/1036447
http://xenbits.xen.org/xsa/xsa183-unstable.patch
http://xenbits.xen.org/xsa/advisory-183.html
http://xenbits.xen.org/xsa/xsa183-4.6.patch

Exploit#

No public exploit known

History#

Version 12016-08-02Record published in the CVE List.
Version 22024-08-06Most recent update recorded in the CVE List.