Loop with Unreachable Exit Condition ('Infinite Loop') Affecting xen package, versions <4.12.1-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.07% (33rd percentile)

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  • Snyk IDSNYK-ALPINE316-XEN-2844835
  • published21 Jul 2020
  • disclosed8 Oct 2019

Introduced: 8 Oct 2019

CVE-2019-17349  (opens in a new tab)
CVE-2019-17350  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Alpine:3.16 xen to version 4.12.1-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:3.16 relevant fixed versions and status.

An issue was discovered in Xen through 4.12.x allowing Arm domU attackers to cause a denial of service (infinite loop) involving a LoadExcl or StoreExcl operation.

CVSS Scores

version 3.1