CVE-2021-26350

published 2022-05-11

CVE-2021-26350: 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…

Priority P4 14 medium 4.7 CVSS 3.1

AV L AC H PR L UI N S U C N I N A H

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

45 ranges · showing 25

Vendor	Product	Version range	Fixed in
amd	epyc_7232p_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7252_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7262_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7272_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7282_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_72f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7302_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7302p_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7313p_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7343_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7352_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7373x_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_73f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7402_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7402p_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7413_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7443p_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7452_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7453_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7473x_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_74f3_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7502_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7502p_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d
amd	epyc_7513_firmware	< milanpi-sp3_1.0.0.7	milanpi-sp3_1.0.0.7
amd	epyc_7532_firmware	< romepi-sp3_1.0.0.d	romepi-sp3_1.0.0.d

CVSS provenance

nvd v3.1 4.7 MEDIUM CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

nvd v2.0 1.9 LOW AV:L/AC:M/Au:N/C:N/I:N/A:P

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CWE-367