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CVE-2020-24513

Published: 8 June 2021

Domain-bypass transient execution vulnerability in some Intel Atom(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

From the Ubuntu Security Team

It was discovered that certain Intel Atom processors could expose memory contents stored in microarchitectural buffers. A local attacker could use this to expose sensitive information.

Notes

AuthorNote
sbeattie
INTEL-TA-00465
no kernel component to this issue

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
intel-microcode
Launchpad, Ubuntu, Debian
bionic
Released (3.20210608.0ubuntu0.18.04.1)
focal
Released (3.20210608.0ubuntu0.20.04.1)
groovy
Released (3.20210608.0ubuntu0.20.10.1)
hirsute
Released (3.20210608.0ubuntu0.21.04.1)
impish
Released (3.20210608.0ubuntu1)
jammy
Released (3.20210608.0ubuntu1)
precise Does not exist

trusty
Released (3.20210608.0ubuntu0.14.04.1+esm1)
upstream Needs triage

xenial
Released (3.20210608.0ubuntu0.16.04.1+esm1)

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Changed
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N