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[email protected]CVE-2021-26337

HistoryMay 10, 2022 - 12:00 a.m.

CVE-2021-26337

2022-05-1000:00:00

[email protected]

web.nvd.nist.gov

cve-2021-26337

insufficient dram

address validation

smu

dma read

nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

JSON

Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests.

Affected configurations

NVD

Node

amdepyc_7003_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7003Match-

Node

amdepyc_7002_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7002Match-

Node

amdepyc_72f3_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_72f3Match-

Node

amdepyc_7313_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7313Match-

Node

amdepyc_7313p_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7313pMatch-

Node

amdepyc_7343_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7343Match-

Node

amdepyc_73f3_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_73f3Match-

Node

amdepyc_7413_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7413Match-

Node

amdepyc_7443_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7443Match-

Node

amdepyc_7443p_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7443pMatch-

Node

amdepyc_7453_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7453Match-

Node

amdepyc_74f3_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_74f3Match-

Node

amdepyc_7513_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7513Match-

Node

amdepyc_7543_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7543Match-

Node

amdepyc_7543p_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7543pMatch-

Node

amdepyc_75f3_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_75f3Match-

Node

amdepyc_7643_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7643Match-

Node

amdepyc_7663_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7663Match-

Node

amdepyc_7713_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7713Match-

Node

amdepyc_7713p_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7713pMatch-

Node

amdepyc_7763_firmwareRange<milanpi-sp3_1.0.0.4

AND

amdepyc_7763Match-

Node

amdepyc_7232p_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7232pMatch-

Node

amdepyc_7252_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7252Match-

Node

amdepyc_7262_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7262Match-

Node

amdepyc_7272_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7272Match-

Node

amdepyc_7282_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7282Match-

Node

amdepyc_7302_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7302Match-

Node

amdepyc_7302p_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7302pMatch-

Node

amdepyc_7352_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7352Match-

Node

amdepyc_7402_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7402Match-

Node

amdepyc_7402p_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7402pMatch-

Node

amdepyc_7452_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7452Match-

Node

amdepyc_7502_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7502Match-

Node

amdepyc_7502p_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7502pMatch-

Node

amdepyc_7532_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7532Match-

Node

amdepyc_7542_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7542Match-

Node

amdepyc_7552_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7552Match-

Node

amdepyc_7642_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7642Match-

Node

amdepyc_7662_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7662Match-

Node

amdepyc_7702_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7702Match-

Node

amdepyc_7702p_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7702pMatch-

Node

amdepyc_7742_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7742Match-

Node

amdepyc_7f32_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7f32Match-

Node

amdepyc_7f52_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7f52Match-

Node

amdepyc_7f72_firmwareRange<romepi-sp3_1.0.0.c

AND

amdepyc_7f72Match-

Node

amdryzen_3_3100_firmwareMatch-

AND

amdryzen_3_3100Match-

Node

amdryzen_5_3400g_firmwareMatch-

AND

amdryzen_5_3400gMatch-

Node

amdryzen_5_3450g_firmwareMatch-

AND

amdryzen_5_3450gMatch-

Node

amdryzen_5_3600_firmwareMatch-

AND

amdryzen_5_3600Match-

Node

amdryzen_5_3600x_firmwareMatch-

AND

amdryzen_5_3600xMatch-

Node

amdryzen_5300g_firmwareMatch-

AND

amdryzen_5300gMatch-

Node

amdryzen_5300ge_firmwareMatch-

AND

amdryzen_5300geMatch-

Node

amdryzen_threadripper_2920x_firmwareMatch-

AND

amdryzen_threadripper_2920xMatch-

Node

amdryzen_threadripper_2950x_firmwareMatch-

AND

amdryzen_threadripper_2950xMatch-

Node

amdryzen_threadripper_2970wx_firmwareMatch-

AND

amdryzen_threadripper_2970wxMatch-

Node

amdryzen_threadripper_2990wx_firmwareMatch-

AND

amdryzen_threadripper_2990wxMatch-

Node

amdryzen_threadripper_3960x_firmwareMatch-

AND

amdryzen_threadripper_3960xMatch-

Node

amdryzen_threadripper_3970x_firmwareMatch-

AND

amdryzen_threadripper_3970xMatch-

Node

amdryzen_threadripper_pro_5945wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5945wxMatch-

Node

amdryzen_threadripper_pro_5955wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5955wxMatch-

Node

amdryzen_threadripper_pro_5965wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5965wxMatch-

Node

amdryzen_threadripper_pro_5975wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5975wxMatch-

Node

amdryzen_threadripper_pro_5995wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5995wxMatch-

Node

amdryzen_threadripper_3990x_firmwareMatch-

AND

amdryzen_threadripper_3990xMatch-

Node

amdryzen_threadripper_pro_3945wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3945wxMatch-

Node

amdryzen_threadripper_pro_3955wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3955wxMatch-

Node

amdryzen_threadripper_pro_3975wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3975wxMatch-

Node

amdryzen_threadripper_pro_3995wx_firmwareMatch-

AND

amdryzen_threadripper_pro_3995wxMatch-

Node

amdryzen_5600g_firmwareMatch-

AND

amdryzen_5600gMatch-

Node

amdryzen_5600ge_firmwareMatch-

AND

amdryzen_5600geMatch-

Node

amdryzen_3_5425u_firmwareMatch-

AND

amdryzen_3_5425uMatch-

Node

amdryzen_3_5400u_firmwareMatch-

AND

amdryzen_3_5400uMatch-

Node

amdryzen_5600x_firmwareMatch-

AND

amdryzen_5600xMatch-

Node

amdryzen_5700g_firmwareMatch-

AND

amdryzen_5700gMatch-

Node

amdryzen_5700ge_firmwareMatch-

AND

amdryzen_5700geMatch-

Node

amdryzen_5800x_firmwareMatch-

AND

amdryzen_5800xMatch-

Node

amdryzen_5_5600h_firmwareMatch-

AND

amdryzen_5_5600hMatch-

Node

amdryzen_5_5600hs_firmwareMatch-

AND

amdryzen_5_5600hsMatch-

Node

amdryzen_5_5600u_firmwareMatch-

AND

amdryzen_5_5600uMatch-

Node

amdryzen_5_5600x_firmwareMatch-

AND

amdryzen_5_5600xMatch-

Node

amdryzen_5_5625u_firmwareMatch-

AND

amdryzen_5_5625uMatch-

Node

amdryzen_5800x3d_firmwareMatch-

AND

amdryzen_5800x3dMatch-

Node

amdryzen_5900x_firmwareMatch-

AND

amdryzen_5900xMatch-

Node

amdryzen_5950x_firmwareMatch-

AND

amdryzen_5950xMatch-

Node

amdryzen_7_5800h_firmwareMatch-

AND

amdryzen_7_5800hMatch-

Node

amdryzen_7_5800hs_firmwareMatch-

AND

amdryzen_7_5800hsMatch-

Node

amdryzen_7_5800u_firmwareMatch-

AND

amdryzen_7_5800uMatch-

Node

amdryzen_7_5825u_firmwareMatch-

AND

amdryzen_7_5825uMatch-

Node

amdryzen_pro_5350g_firmwareMatch-

AND

amdryzen_pro_5350gMatch-

Node

amdryzen_pro_5350ge_firmwareMatch-

AND

amdryzen_pro_5350geMatch-

Node

amdryzen_9_5900hs_firmwareMatch-

AND

amdryzen_9_5900hsMatch-

Node

amdryzen_9_5900hx_firmwareMatch-

AND

amdryzen_9_5900hxMatch-

Node

amdryzen_9_5980hs_firmwareMatch-

AND

amdryzen_9_5980hsMatch-

Node

amdryzen_9_5980hx_firmwareMatch-

AND

amdryzen_9_5980hxMatch-

Node

amdryzen_pro_5650g_firmwareMatch-

AND

amdryzen_pro_5650gMatch-

Node

amdryzen_pro_5650ge_firmwareMatch-

AND

amdryzen_pro_5650geMatch-

Node

amdryzen_pro_5750g_firmwareMatch-

AND

amdryzen_pro_5750gMatch-

Node

amdryzen_pro_5750ge_firmwareMatch-

AND

amdryzen_pro_5750geMatch-

Node

amdryzen_9_3950x_firmwareMatch-

AND

amdryzen_9_3950xMatch-

Node

amdryzen_9_3900x_firmwareMatch-

AND

amdryzen_9_3900xMatch-

Node

amdryzen_3_3300g_firmwareMatch-

AND

amdryzen_3_3300gMatch-

Node

amdryzen_pro_3200g_firmwareMatch-

AND

amdryzen_pro_3200gMatch-

Node

amdryzen_pro_3200ge_firmwareMatch-

AND

amdryzen_pro_3200geMatch-

Node

amdryzen_pro_3350g_firmwareMatch-

AND

amdryzen_pro_3350gMatch-

Node

amdryzen_pro_3400g_firmwareMatch-

AND

amdryzen_pro_3400gMatch-

Node

amdryzen_pro_3400ge_firmwareMatch-

AND

amdryzen_pro_3400geMatch-

Node

amdryzen_pro_3600_firmwareMatch-

AND

amdryzen_pro_3600Match-

Node

amdryzen_pro_3700_firmwareMatch-

AND

amdryzen_pro_3700Match-

Node

amdryzen_pro_3900_firmwareMatch-

AND

amdryzen_pro_3900Match-

Node

amdryzen_7_3700x_firmwareMatch-

AND

amdryzen_7_3700xMatch-

Node

amdryzen_7_3800x_firmwareMatch-

AND

amdryzen_7_3800xMatch-

Node

amdryzen_3_3300x_firmwareMatch-

AND

amdryzen_3_3300xMatch-

CPENameOperatorVersion
amd:epyc_7003_firmwareamd epyc 7003 firmwareltmilanpi-sp3_1.0.0.4

CPE	Name	Operator	Version
amd:epyc_7003_firmware	amd epyc 7003 firmware	lt	milanpi-sp3_1.0.0.4

CNA Affected

[
  {
    "product": "Ryzen™ Series ",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various"
      }
    ]
  },
  {
    "product": " Athlon™ Series ",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various"
      }
    ]
  }
]

References

www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027

Social References

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

JSON

Related for CVE-2021-26337

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