Improper Input Validation Affecting kernel-debuginfo package, versions <0:3.4.66-55.43.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELDEBUGINFO-1670091
  • published27 Sept 2021
  • disclosed18 Feb 2013

Introduced: 18 Feb 2013

CVE-2012-4398  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-debuginfo to version 0:3.4.66-55.43.amzn1 or higher.
This issue was patched in ALAS-2013-233.

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:2018.03 relevant fixed versions and status.

The __request_module function in kernel/kmod.c in the Linux kernel before 3.4 does not set a certain killable attribute, which allows local users to cause a denial of service (memory consumption) via a crafted application.

CVSS Scores

version 3.1