Out-of-bounds Read Affecting intel-microcode package, versions <3.20220510.0ubuntu0.20.04.1


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.06% (27th percentile)

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  • Snyk IDSNYK-UBUNTU2004-INTELMICROCODE-2396622
  • published10 Feb 2022
  • disclosed9 Feb 2022

Introduced: 9 Feb 2022

CVE-2021-33120  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 intel-microcode to version 3.20220510.0ubuntu0.20.04.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream intel-microcode package and not the intel-microcode package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

Out of bounds read under complex microarchitectural condition in memory subsystem for some Intel Atom(R) Processors may allow authenticated user to potentially enable information disclosure or cause denial of service via network access.

CVSS Scores

version 3.1