CVE-2021-0145

Published: 9 February 2022

Improper initialization of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

From the Ubuntu Security Team

Joseph Nuzman discovered that some Intel processors did not properly initialise shared resources. This may allow a local attacker to obtain sensitive information.

Priority

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package	Release	Status
intel-microcode Launchpad, Ubuntu, Debian	bionic	Released (3.20220510.0ubuntu0.18.04.1)
	focal	Released (3.20220510.0ubuntu0.20.04.1)
	impish	Released (3.20220510.0ubuntu0.21.10.1)
	jammy	Released (3.20220510.0ubuntu0.22.04.1)
	kinetic	Released (3.20220207.1ubuntu1)
	trusty	Ignored (early microcode loading not allowed)
	upstream	Released (3.20220207.1)
	xenial	Released (3.20220510.0ubuntu0.16.04.1+esm1)

Severity score breakdown

Parameter	Value
Base score	5.5
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References

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