Out-of-Bounds Affecting xen package, versions [,4.6.1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-UNMANAGED-XEN-2383917
  • published26 Jan 2022
  • disclosed30 Oct 2015
  • creditUnknown

Introduced: 30 Oct 2015

CVE-2015-7814  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade xen to version 4.6.1 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds. Race condition in the relinquish_memory function in arch/arm/domain.c in Xen 4.6.x and earlier allows local domains with partial management control to cause a denial of service (host crash) via vectors involving the destruction of a domain and using XENMEM_decrease_reservation to reduce the memory of the domain.

References

CVSS Scores

version 3.1