Improper Initialization Affecting kernel package, versions <0:4.14.268-205.500.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.1% (44th percentile)

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  • Snyk IDSNYK-AMZN2-KERNEL-2419798
  • published9 Mar 2022
  • disclosed8 Aug 2021

Introduced: 8 Aug 2021

CVE-2021-38199  (opens in a new tab)
CWE-665  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Amazon-Linux:2 kernel to version 0:4.14.268-205.500.amzn2 or higher.
This issue was patched in ALAS2-2022-1761.

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.

fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection.

CVSS Scores

version 3.1