CVE-2021-26388: Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents…

PriorityP420medium5.5CVSS 3.1

AVLACLPRLUINSUCNINAH

EPSS

0.21%

11.6th percentile

Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service.

Affected

157 ranges· showing 25

Vendor	Product	Version range	Fixed in
amd	athlon_series	—	—
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

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

nvdv2.04.9MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C

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