CVE-2020-27673 Affecting kernel-debuginfo package, versions <0:4.14.209-160.335.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-AMZN2-KERNELDEBUGINFO-1691742
  • published27 Sept 2021
  • disclosed22 Oct 2020

Introduced: 22 Oct 2020

CVE-2020-27673  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo to version 0:4.14.209-160.335.amzn2 or higher.
This issue was patched in ALAS2-2020-1566.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo package and not the kernel-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service (host OS hang) via a high rate of events to dom0, aka CID-e99502f76271.

CVSS Scores

version 3.1