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Resource Exhaustion Affecting xen package, versions <4.7.0-r0

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.07% (30th percentile)
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NVD
5.5 medium
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Red Hat
3.4 low

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  • Snyk ID SNYK-ALPINE314-XEN-1308576
  • published 21 Jul 2020
  • disclosed 2 Aug 2016
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Introduced: 2 Aug 2016

CVE-2016-5403 Open this link in a new tab
CWE-400 Open this link in a new tab

How to fix?

Upgrade Alpine:3.14 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:3.14 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.

References