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Resource Exhaustion Affecting xen package, versions <4.7.0-r0

Severity

 Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.06% (30th percentile)

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  • Snyk ID SNYK-ALPINE320-XEN-7012798
  • published 23 May 2024
  • disclosed 2 Aug 2016
Report a new vulnerability Found a mistake?

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:3.20 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:3.20 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

CVSS Scores

version 3.1
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NVD

Recommended
5.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High