Access Restriction Bypass Affecting kernel-headers package, versions <0:4.4.10-22.54.amzn1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELHEADERS-1697530
  • published27 Sept 2021
  • disclosed23 May 2016

Introduced: 23 May 2016

CVE-2016-4565  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-headers to version 0:4.4.10-22.54.amzn1 or higher.
This issue was patched in ALAS-2016-703.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

The InfiniBand (aka IB) stack in the Linux kernel before 4.5.3 incorrectly relies on the write system call, which allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a uAPI interface.

References

CVSS Scores

version 3.1