Use After Free Affecting kernel package, versions <0:4.14.33-59.34.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-AMZN2-KERNEL-1662049
  • published27 Sept 2021
  • disclosed2 May 2018

Introduced: 2 May 2018

CVE-2018-10675  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 kernel to version 0:4.14.33-59.34.amzn2 or higher.
This issue was patched in ALAS2-2018-994.

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.

The do_get_mempolicy function in mm/mempolicy.c in the Linux kernel before 4.12.9 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted system calls.

CVSS Scores

version 3.1