CVE-2021-26408

published 2022-05-10

CVE-2021-26408: Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's…

Priority P4 31 high 7.1 CVSS 3.1

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

Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's integrity or confidentiality.

Affected

40 ranges · showing 25

Vendor	Product	Version range	Fixed in
amd	1st_gen_amd_epyc	>= unspecified < NaplesPI-SP3_1.0.0.G	NaplesPI-SP3_1.0.0.G
amd	2nd_gen_amd_epyc	>= unspecified < RomePI-SP3_1.0.0.C	RomePI-SP3_1.0.0.C
amd	epyc_7001_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7002_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7232p_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7251_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7252_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7262_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7272_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7281_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7282_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7301_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7302_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7302p_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7351_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7351p_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7352_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7401_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7401p_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7402_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7402p_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7451_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7452_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c
amd	epyc_7501_firmware	< naplespi-sp3_1.0.0.g	naplespi-sp3_1.0.0.g
amd	epyc_7502_firmware	< romepi-sp3_1.0.0.c	romepi-sp3_1.0.0.c

CVSS provenance

nvd v3.1 7.1 HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

nvd v2.0 6.6 MEDIUM AV:L/AC:L/Au:N/C:C/I:C/A:N

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