Missing Authorization Affecting kernel package, versions <0:4.14.262-135.489.amzn1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
9.52% (95th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNEL-2395776
  • published8 Feb 2022
  • disclosed3 Mar 2022

Introduced: 8 Feb 2022

CVE-2022-0492  (opens in a new tab)
CWE-862  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel to version 0:4.14.262-135.489.amzn1 or higher.
This issue was patched in ALAS-2022-1563.

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 vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly.

CVSS Scores

version 3.1