CVE-2021-26312

First published: Tue Nov 16 2021(Updated: )

Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity.

Credit: psirt@amd.com

Affected Software	Affected Version	How to fix
Amd Epyc 7601 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7601
Amd Epyc 7551p Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7551p
Amd Epyc 7551 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7551
Amd Epyc 7501 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7501
Amd Epyc 7451 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7451
Amd Epyc 7401 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7401
Amd Epyc 7371 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7371
Amd Epyc 7351p Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7351p
Amd Epyc 7351 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7351
Amd Epyc 7301 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7301
Amd Epyc 7281 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7281
Amd Epyc 7261 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7261
Amd Epyc 7251 Firmware	<naplespi-sp3_1.0.0.g
Amd Epyc 7251
Amd Epyc 7f72 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7f72
Amd Epyc 7f52 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7f52
Amd Epyc 7f32 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7f32
Amd Epyc 7h12 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7h12
Amd Epyc 7742 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7742
Amd Epyc 7702 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7702
Amd Epyc 7702p Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7702p
Amd Epyc 7662 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7662
Amd Epyc 7642 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7642
Amd Epyc 7552 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7552
Amd Epyc 7542 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7542
Amd Epyc 7532 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7532
Amd Epyc 7502 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7502
Amd Epyc 7502p Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7502p
Amd Epyc 7452 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7452
Amd Epyc 7402 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7402
Amd Epyc 7402p Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7402p
Amd Epyc 7352 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7352
Amd Epyc 7302 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7302
Amd Epyc 7302p Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7302p
Amd Epyc 7282 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7282
Amd Epyc 7272 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7272
Amd Epyc 7262 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7262
Amd Epyc 7252 Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7252
Amd Epyc 7232p Firmware	<romepi-sp3_1.0.0.c
Amd Epyc 7232p
Amd Epyc 7763 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7763
Amd Epyc 7713p Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7713p
Amd Epyc 7713 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7713
Amd Epyc 7663 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7663
Amd Epyc 7643 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7643
Amd Epyc 75f3 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 75f3
Amd Epyc 7543p Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7543p
Amd Epyc 7543 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7543
Amd Epyc 7513 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7513
Amd Epyc 7453 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7453
Amd Epyc 74f3 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 74f3
Amd Epyc 7443p Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7443p
Amd Epyc 7443 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7443
Amd Epyc 7413 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7413
Amd Epyc 73f3 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 73f3
Amd Epyc 7343 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7343
Amd Epyc 7313p Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7313p
Amd Epyc 7313 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 7313
Amd Epyc 72f3 Firmware	<milanpi-sp3_1.0.0.4
Amd Epyc 72f3

CVE-2021-26312

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