[ASA-202102-34] intel-ucode: information disclosure

[Morten Linderud]

Arch Linux Security Advisory ASA-202102-34
==========================================

Severity: Medium
Date    : 2021-02-27
CVE-ID  : CVE-2020-8696 CVE-2020-8698
Package : intel-ucode
Type    : information disclosure
Remote  : No
Link    : https://security.archlinux.org/AVG-1588

Summary
=======

The package intel-ucode before version 20210216-1 is vulnerable to
information disclosure.

Resolution
==========

Upgrade to 20210216-1.

# pacman -Syu "intel-ucode>=20210216-1"

The problems have been fixed upstream in version 20210216.

Workaround
==========

None.

Description
===========

- CVE-2020-8696 (information disclosure)

Improper removal of sensitive information before storage or transfer in
some Intel(R) Processors may allow an authenticated user to potentially
enable information disclosure via local access.

- CVE-2020-8698 (information disclosure)

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

Impact
======

An authenticated attacker could disclose information.

References
==========

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00381.html
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20210216
https://security.archlinux.org/CVE-2020-8696
https://security.archlinux.org/CVE-2020-8698
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