Resource Exhaustion Affecting xen package, versions <4.7.0-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.13% (49th percentile)

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  • Snyk IDSNYK-ALPINE316-XEN-2844985
  • published21 Jul 2020
  • disclosed2 Aug 2016

Introduced: 2 Aug 2016

CVE-2016-5403  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Alpine:3.16 xen to version 4.7.0-r0 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 Alpine. See How to fix? for Alpine:3.16 relevant fixed versions and status.

The virtqueue_pop function in hw/virtio/virtio.c in QEMU allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by submitting requests without waiting for completion.

CVSS Scores

version 3.1