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Race Condition Affecting xen package, versions <4.9.0-r1

Severity

 Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.06% (28th percentile)

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  • Snyk ID SNYK-ALPINE320-XEN-7012759
  • published 23 May 2024
  • disclosed 24 Aug 2017
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Introduced: 24 Aug 2017

CVE-2017-12136 Open this link in a new tab
CWE-362 Open this link in a new tab

How to fix?

Upgrade Alpine:3.20 xen to version 4.9.0-r1 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.

Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.