Vulnerability Details CVE-2015-8550
Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.16
EPSS Ranking 94.4%
CVSS Severity
CVSS v3 Score 8.2
CVSS v2 Score 5.7
References
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
- http://www.debian.org/security/2016/dsa-3434
- http://www.debian.org/security/2016/dsa-3471
- http://www.debian.org/security/2016/dsa-3519
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/79592
- http://www.securitytracker.com/id/1034479
- http://xenbits.xen.org/xsa/advisory-155.html
- https://security.gentoo.org/glsa/201604-03
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
- http://www.debian.org/security/2016/dsa-3434
- http://www.debian.org/security/2016/dsa-3471
- http://www.debian.org/security/2016/dsa-3519
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/79592
- http://www.securitytracker.com/id/1034479
- http://xenbits.xen.org/xsa/advisory-155.html
- https://security.gentoo.org/glsa/201604-03
Products affected by CVE-2015-8550
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cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12
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cpe:2.3:o:xen:xen:-