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2022.1 IPU - Intel® Processor Advisory

Intel ID: INTEL-SA-00617
Advisory Category: Firmware
Impact of vulnerability: Information Disclosure
Severity rating: MEDIUM
Original release: 05/10/2022
Last revised: 05/10/2022

Summary: 

A potential security vulnerability in some Intel® Processors may allow information disclosure.  Intel is releasing firmware updates to mitigate this potential vulnerability.

Vulnerability Details:

CVEID: CVE-2022-21151  

Description: Processor optimization removal or modification of security-critical code for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Base Score: 5.3 Medium

CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N

Affected Products:

Product Collection

Vertical Segment

CPU ID

Platform ID

10th Generation Intel® Core™ Processor Family

Mobile

706E5

80

Intel® Pentium® Processor Silver Series

Intel® Celeron® Processor J Series

Intel® Celeron® Processor N Series"

Desktop

Mobile

706A1

01

8th Generation Intel® Core™ Processor Family

Desktop

906EB

02

8th Generation Intel® Core™ Processors

Mobile

806EC

94

10th Generation Intel® Core™ Processor Family

Desktop

Mobile

A0653

A0655

AO661

806EC

22

02

80

94

6th Generation Intel® Core™ Processor Family

Desktop

Mobile

506E3

406E3

36

C0

7th Generation Intel® Core™ Processor Family

Desktop

Mobile

906E9

806E9

2A

C0

9th Generation Intel® Core Processor Family

Desktop

 

A0671

02

3rd Generation Intel® Xeon® Scalable Processors

Server

606AX

0x87

Recommendations:

Intel recommends that users of affected Intel® Processors update to the latest version firmware provided by the system manufacturer that addresses these issues. 

Intel has released microcode updates for the affected Intel® Processors that are currently supported on the public github repository. Please see details below on access to the microcode: 

GitHub*: Public Github: https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files

This CVE requires a Microcode Security Version Number (SVN) update. To address this vulnerability, a SGX TCB recovery a SGX TCB-R is planned in Q2 2022.  Refer to Intel® SGX Attestation Technical Details for more information on the SGX TCB recovery process.

Acknowledgements:

This issue was found internally by Intel employees. Intel would like to thank Alysa Milburn, Jason Brandt, Avishai Redelman, Nir Lavi for reporting this issue.

Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available.

Revision History

Revision Date Description
1.0 05/10/2022 Initial Release

Legal Notices and Disclaimers

Intel provides these materials as-is, with no express or implied warranties.

All products, dates, and figures specified are preliminary based on current expectations, and are subject to change without notice.

Intel, processors, chipsets, and desktop boards may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are available on request.

Intel technologies’ features and benefits depend on system configuration and may require enabled hardware, software or service activation. Performance varies depending on system configuration. No product or component can be absolutely secure. Check with your system manufacturer or retailer or learn more at https://intel.com.

Some results have been estimated or simulated using internal Intel analysis or architecture simulation or modeling, and provided to you for informational purposes. Any differences in your system hardware, software or configuration may affect your actual performance.

Intel and the Intel logo are trademarks of Intel Corporation in the United States and other countries.

*Other names and brands may be claimed as the property of others.
Copyright © Intel Corporation 2022

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