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NULL Pointer Dereference Affecting kernel-tools-devel package, versions <0:4.14.192-147.314.amzn2

Severity

 Recommended
high

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELTOOLSDEVEL-1683230
  • published 27 Sep 2021
  • disclosed 24 Apr 2018
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Introduced: 24 Apr 2018

CVE-2018-10323 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 kernel-tools-devel to version 0:4.14.192-147.314.amzn2 or higher.
This issue was patched in ALAS2-2020-1480.

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 xfs_bmap_extents_to_btree function in fs/xfs/libxfs/xfs_bmap.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service (xfs_bmapi_write NULL pointer dereference) via a crafted xfs image.