Information Exposure Affecting linux-firmware package, versions <0:20170606-58.gitc990aae.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    97.52% (100th percentile)

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  • Snyk ID SNYK-AMZN2-LINUXFIRMWARE-1660939
  • published 27 Sep 2021
  • disclosed 4 Jan 2018

How to fix?

Upgrade Amazon-Linux:2 linux-firmware to version 0:20170606-58.gitc990aae.amzn2 or higher.
This issue was patched in ALAS2-2018-962.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-firmware package and not the linux-firmware 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 indirect branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis.

References

CVSS Scores

version 3.1
Expand this section

NVD

5.6 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    None