Security Features Affecting xen package, versions <4.6.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-DEBIAN10-XEN-366942
  • published17 Nov 2015
  • disclosed17 Nov 2015

Introduced: 17 Nov 2015

CVE-2015-7812  (opens in a new tab)
CWE-254  (opens in a new tab)

How to fix?

Upgrade Debian:10 xen to version 4.6.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

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.

CVSS Scores

version 3.1