Information Exposure Affecting kernel package, versions <0:4.14.62-70.117.amzn2


Severity

Recommended
critical

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.05% (19th percentile)

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  • Snyk ID SNYK-AMZN2-KERNEL-1664896
  • published 27 Sep 2021
  • disclosed 14 Aug 2018

How to fix?

Upgrade Amazon-Linux:2 kernel to version 0:4.14.62-70.117.amzn2 or higher.
This issue was patched in ALAS2-2018-1058.

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.

Systems with microprocessors utilizing speculative execution and Intel software guard extensions (Intel SGX) may allow unauthorized disclosure of information residing in the L1 data cache from an enclave to an attacker with local user access via a side-channel analysis.