Improper Input Validation Affecting kernel package, versions <0:4.14.154-128.181.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-AMZN2-KERNEL-1676963
  • published27 Sept 2021
  • disclosed14 Nov 2019

Introduced: 14 Nov 2019

CVE-2018-12207  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 kernel to version 0:4.14.154-128.181.amzn2 or higher.
This issue was patched in ALAS2-2019-1366.

NVD Description

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

Improper invalidation for page table updates by a virtual guest operating system for multiple Intel(R) Processors may allow an authenticated user to potentially enable denial of service of the host system via local access.

CVSS Scores

version 3.1