CVE-2021-26350

Published: May 11, 2022Modified: Nov 21, 2024

4.7

Vector

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

Exploitability: 1.0 / Impact: 3.6

Source: NVD

Description

A TOCTOU race condition in SMU may allow for the caller to obtain and manipulate the address of a message port register which may result in a potential denial of service.

Affected (44)

Products: Amd: Epyc 7232p Firmware, Epyc 7302p Firmware, Epyc 7402p Firmware, Epyc 7502p Firmware, Epyc 7702p Firmware, Epyc 7252 Firmware, Epyc 7262 Firmware, Epyc 7272 Firmware, Epyc 7282 Firmware, Epyc 7302 Firmware, Epyc 7352 Firmware, Epyc 7402 Firmware, Epyc 7452 Firmware, Epyc 7502 Firmware, Epyc 7532 Firmware, Epyc 7542 Firmware, Epyc 7552 Firmware, Epyc 7642 Firmware, Epyc 7662 Firmware, Epyc 7702 Firmware, Epyc 7742 Firmware, Epyc 7f72 Firmware, Epyc 7f32 Firmware, Epyc 7f52 Firmware, Epyc 7713p Firmware, Epyc 7773x Firmware, Epyc 7763 Firmware, Epyc 7713 Firmware, Epyc 7663 Firmware, Epyc 7643 Firmware, Epyc 7573x Firmware, Epyc 75f3 Firmware, Epyc 7543p Firmware, Epyc 7513 Firmware, Epyc 7473x Firmware, Epyc 7453 Firmware, Epyc 74f3 Firmware, Epyc 7443p Firmware, Epyc 7413 Firmware, Epyc 73f3 Firmware, Epyc 7373x Firmware, Epyc 7343 Firmware, Epyc 7313p Firmware, Epyc 72f3 Firmware

44 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7232p Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7232p	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7302p Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7302p	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7402p Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7402p	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7502p Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7502p	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7702p Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7702p	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7252 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7252	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7262 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7262	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7272 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7272	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7282 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7282	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7302 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7302	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7352 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7352	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7402 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7402	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7452 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7452	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7502 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7502	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7532 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7532	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7542 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7542	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7552 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7552	All versions

Configuration R

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7642 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7642	All versions

Configuration S

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7662 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7662	All versions

Configuration T

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7702 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7702	All versions

Configuration U

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7742 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7742	All versions

Configuration X

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7f72 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7f72	All versions

Configuration Y

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7f32 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7f32	All versions

Configuration Z

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7f52 Firmware	Before romepi-sp3_1.0.0.d

Running on/with	Platform Versions
Amd Epyc 7f52	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7713p Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7713p	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7773x Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7773x	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7763 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7763	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7713 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7713	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7663 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7663	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7643 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7643	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7573x Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7573x	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 75f3 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 75f3	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7543p Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7543p	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7513 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7513	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7473x Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7473x	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7453 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7453	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 74f3 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 74f3	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7443p Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7443p	All versions

Configuration R

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7413 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7413	All versions

Configuration S

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 73f3 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 73f3	All versions

Configuration T

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7373x Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7373x	All versions

Configuration U

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7343 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7343	All versions

Configuration V

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 7313p Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 7313p	All versions

Configuration W

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Amd Epyc 72f3 Firmware	Before milanpi-sp3_1.0.0.7

Running on/with	Platform Versions
Amd Epyc 72f3	All versions

Related CWEs

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.

References (2)

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028

Source: psirt@amd.com

Vendor Advisory

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.