Vulnerability Details CVE-2015-7812
The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 23.4%
CVSS Severity
CVSS v2 Score 4.9
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html
- http://www.debian.org/security/2015/dsa-3414
- http://www.securitytracker.com/id/1034031
- http://xenbits.xen.org/xsa/advisory-145.html
- https://security.gentoo.org/glsa/201604-03
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html
- http://www.debian.org/security/2015/dsa-3414
- http://www.securitytracker.com/id/1034031
- http://xenbits.xen.org/xsa/advisory-145.html
- https://security.gentoo.org/glsa/201604-03
Products affected by CVE-2015-7812
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cpe:2.3:o:xen:xen:4.4.0
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cpe:2.3:o:xen:xen:4.4.1
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cpe:2.3:o:xen:xen:4.4.2
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cpe:2.3:o:xen:xen:4.4.3
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cpe:2.3:o:xen:xen:4.5.0
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cpe:2.3:o:xen:xen:4.5.1
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cpe:2.3:o:xen:xen:4.5.2
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cpe:2.3:o:xen:xen:4.6.0