Out-of-Bounds Affecting kernel-tools-devel package, versions <0:4.14.42-61.37.amzn2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.06% (28th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELTOOLSDEVEL-1662828
  • published 27 Sep 2021
  • disclosed 24 May 2018

How to fix?

Upgrade Amazon-Linux:2 kernel-tools-devel to version 0:4.14.42-61.37.amzn2 or higher.
This issue was patched in ALAS2-2018-1023.

NVD Description

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

The Linux Kernel version 3.18 contains a dangerous feature vulnerability in modify_user_hw_breakpoint() that can result in crash and possibly memory corruption. This attack appear to be exploitable via local code execution and the ability to use ptrace. This vulnerability appears to have been fixed in git commit f67b15037a7a50c57f72e69a6d59941ad90a0f0f.