CVE-2019-11135 Affecting microcode_ctl package, versions <2:2.1-47.36.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.09% (42nd percentile)

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  • Snyk IDSNYK-AMZN201803-MICROCODECTL-1721119
  • published27 Sept 2021
  • disclosed14 Nov 2019

Introduced: 14 Nov 2019

CVE-2019-11135  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 microcode_ctl to version 2:2.1-47.36.amzn1 or higher.
This issue was patched in ALAS-2019-1318.

NVD Description

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

TSX Asynchronous Abort condition on some CPUs utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access.

References

CVSS Scores

version 3.1