Out-of-bounds Write Affecting xen package, versions <4.10.1-r0


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Scope Changed
    Availability High

    Threat Intelligence

    EPSS 0.06% (26th percentile)
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NVD
6.5 medium

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  • Snyk ID SNYK-ALPINE315-XEN-1929111
  • published 21 Jul 2020
  • disclosed 27 Apr 2018

How to fix?

Upgrade Alpine:3.15 xen to version 4.10.1-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:3.15 relevant fixed versions and status.

An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (out-of-bounds zero write and hypervisor crash) via unexpected INT 80 processing, because of an incorrect fix for CVE-2017-5754.