Out-of-Bounds Affecting kernel package, versions <0:4.14.186-110.268.amzn1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (25th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNEL-1722963
  • published27 Sept 2021
  • disclosed9 Jun 2020

Introduced: 9 Jun 2020

CVE-2020-10757  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-843  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel to version 0:4.14.186-110.268.amzn1 or higher.
This issue was patched in ALAS-2020-1401.

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:2018.03 relevant fixed versions and status.

A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.

CVSS Scores

version 3.1