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Information Exposure Affecting xen package, versions <4.11.0-r0

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Confidentiality High

    Threat Intelligence

    EPSS 0.23% (61st percentile)
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NVD
5.5 medium
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SUSE
4.3 medium
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Red Hat
5.6 medium

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  • Snyk ID SNYK-ALPINE314-XEN-1308407
  • published 21 Jul 2020
  • disclosed 22 May 2018
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Introduced: 22 May 2018

CVE-2018-3639 Open this link in a new tab
CWE-203 Open this link in a new tab

How to fix?

Upgrade Alpine:3.14 xen to version 4.11.0-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.

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4.

References