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cve[email protected]CVE-2021-26375
HistoryMay 11, 2022 - 5:15 p.m.

CVE-2021-26375

2022-05-1117:15:08
web.nvd.nist.gov
64
6
cve-2021-26375
insufficient gpio
smu
denial of service
nvd

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

Insufficient General Purpose IO (GPIO) bounds check in System Management Unit (SMU) may result in access/updates from/to invalid address space that could result in denial of service.

Affected configurations

NVD
Node
amdepyc_7232p_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7232pMatch-
Node
amdepyc_7302p_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7302pMatch-
Node
amdepyc_7402p_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7402pMatch-
Node
amdepyc_7502p_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7502pMatch-
Node
amdepyc_7702p_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7702pMatch-
Node
amdepyc_7252_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7252Match-
Node
amdepyc_7262_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7262Match-
Node
amdepyc_7272_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7272Match-
Node
amdepyc_7282_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7282Match-
Node
amdepyc_7302_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7302Match-
Node
amdepyc_7352_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7352Match-
Node
amdepyc_7402_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7402Match-
Node
amdepyc_7452_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7452Match-
Node
amdepyc_7502_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7502Match-
Node
amdepyc_7532_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7532Match-
Node
amdepyc_7542_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7542Match-
Node
amdepyc_7552_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7552Match-
Node
amdepyc_7642_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7642Match-
Node
amdepyc_7662_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7662Match-
Node
amdepyc_7702_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7702Match-
Node
amdepyc_7742_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7742Match-
Node
amdepyc_7f32_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7f32Match-
Node
amdepyc_7f52_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7f52Match-
Node
amdepyc_7f72_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7f72Match-
Node
amdepyc_7f32_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7f32Match-
Node
amdepyc_7f52_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7f52Match-
Node
amdepyc_7f72_firmwareRange<romepi-sp3_1.0.0.d
AND
amdepyc_7f72Match-
Node
amdepyc_7313p_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7313pMatch-
Node
amdepyc_7443p_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7443pMatch-
Node
amdepyc_7543p_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7543pMatch-
Node
amdepyc_7713p_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7713pMatch-
Node
amdepyc_7773x_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7773xMatch-
Node
amdepyc_7763_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7763Match-
Node
amdepyc_7713_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7713Match-
Node
amdepyc_7663_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7663Match-
Node
amdepyc_7643_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7643Match-
Node
amdepyc_7573x_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7573xMatch-
Node
amdepyc_75f3_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_75f3Match-
Node
amdepyc_7513_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7513Match-
Node
amdepyc_7473x_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7473xMatch-
Node
amdepyc_7453_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7453Match-
Node
amdepyc_74f3_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_74f3Match-
Node
amdepyc_7413_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7413Match-
Node
amdepyc_73f3_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_73f3Match-
Node
amdepyc_7373x_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7373xMatch-
Node
amdepyc_7343_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_7343Match-
Node
amdepyc_72f3_firmwareRange<milanpi-sp3_1.0.0.7
AND
amdepyc_72f3Match-
Node
amdryzen_3_3100_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_3_3100Match-
Node
amdryzen_3_3100_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_3_3300Match-
Node
amdryzen_3_3300x_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_3_3300xMatch-
Node
amdryzen_3_3300x_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_3_3300xMatch-
Node
amdryzen_9_5950x_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_9_5950xMatch-
Node
amdryzen_7_5800x3d_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_7_5800x3dMatch-
Node
amdryzen_9_5900x_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_9_5900xMatch-
Node
amdryzen_7_5800x_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_7_5800xMatch-
Node
amdryzen_5_5600x_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_5_5600xMatch-
Node
amdryzen_7_5700x_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_7_5700xMatch-
Node
amdryzen_5_5600_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_5_5600Match-
Node
amdryzen_5_5500_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_5_5500Match-
Node
amdryzen_7_5700g_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_7_5700gMatch-
Node
amdryzen_5_5600g_firmwareRange<comboam4_v2_pi_1.2.0.6c
AND
amdryzen_5_5600gMatch-
Node
amdryzen_threadripper_2990wx_firmwareRange<summitpi-sp3r2_1.1.0.5
AND
amdryzen_threadripper_2990wxMatch-
Node
amdryzen_threadripper_2970wx_firmwareRange<summitpi-sp3r2_1.1.0.5
AND
amdryzen_threadripper_2970wxMatch-
Node
amdryzen_threadripper_2950x_firmwareRange<summitpi-sp3r2_1.1.0.5
AND
amdryzen_threadripper_2950xMatch-
Node
amdryzen_threadripper_2920x_firmwareRange<summitpi-sp3r2_1.1.0.5
AND
amdryzen_threadripper_2920xMatch-
Node
amdryzen_threadripper_3990x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_3990xMatch-
Node
amdryzen_threadripper_3970x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_3970xMatch-
Node
amdryzen_threadripper_3960x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_3960xMatch-
Node
amdryzen_threadripper_2990wx_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_2990wxMatch-
Node
amdryzen_threadripper_2970wx_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_2970wxMatch-
Node
amdryzen_threadripper_2950x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_2950xMatch-
Node
amdryzen_threadripper_2920x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_2920xMatch-
Node
amdryzen_threadripper_1950x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_1950xMatch-
Node
amdryzen_threadripper_1920x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_1920xMatch-
Node
amdryzen_threadripper_1900x_firmwareRange<castlepeakpi-sp3r3_1.0.0.7
AND
amdryzen_threadripper_1900xMatch-
Node
amdryzen_threadripper_pro_3945wx_firmwareRange<chagallwspi-swrx8_1.0.0.2
AND
amdryzen_threadripper_pro_3945wxMatch-
Node
amdryzen_threadripper_pro_3955wx_firmwareRange<chagallwspi-swrx8_1.0.0.2
AND
amdryzen_threadripper_pro_3955wxMatch-
Node
amdryzen_threadripper_pro_3975wx_firmwareRange<chagallwspi-swrx8_1.0.0.2
AND
amdryzen_threadripper_pro_3975wxMatch-
Node
amdryzen_threadripper_pro_3995wx_firmwareRange<chagallwspi-swrx8_1.0.0.2
AND
amdryzen_threadripper_pro_3995wxMatch-
Node
amdryzen_threadripper_pro_3945wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_3945wxMatch-
Node
amdryzen_threadripper_pro_3955wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_3955wxMatch-
Node
amdryzen_threadripper_pro_3975wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_3975wxMatch-
Node
amdryzen_threadripper_pro_3995wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_3995wxMatch-
Node
amdryzen_threadripper_pro_5945wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_5945wxMatch-
Node
amdryzen_threadripper_pro_5955wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_5955wxMatch-
Node
amdryzen_threadripper_pro_5965wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_5965wxMatch-
Node
amdryzen_threadripper_pro_5975wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_5975wxMatch-
Node
amdryzen_threadripper_pro_5995wx_firmwareRange<castlepeakwspi-swrx8_1.0.0.9
AND
amdryzen_threadripper_pro_5995wxMatch-
Node
amdryzen_3_2200u_firmwareRange<raven-fp5-am4_1.1.0.e
AND
amdryzen_3_2200uMatch-
Node
amdryzen_3_2300u_firmwareRange<raven-fp5-am4_1.1.0.e
AND
amdryzen_3_2300uMatch-
Node
amdryzen_5_2500u_firmwareRange<raven-fp5-am4_1.1.0.e
AND
amdryzen_5_2500uMatch-
Node
amdryzen_5_2600h_firmwareRange<raven-fp5-am4_1.1.0.e
AND
amdryzen_5_2600hMatch-
Node
amdryzen_7_2700u_firmwareRange<raven-fp5-am4_1.1.0.e
AND
amdryzen_7_2700uMatch-
Node
amdryzen_7_2800h_firmwareRange<raven-fp5-am4_1.1.0.e
AND
amdryzen_7_2800hMatch-
Node
amdryzen_3_2200u_firmwareRange<pinnaclepi-am4_1.0.0.c_\(rv1\)
AND
amdryzen_3_2200uMatch-
Node
amdryzen_3_2300u_firmwareRange<pinnaclepi-am4_1.0.0.c_\(rv1\)
AND
amdryzen_3_2300uMatch-
Node
amdryzen_5_2500u_firmwareRange<pinnaclepi-am4_1.0.0.c_\(rv1\)
AND
amdryzen_5_2500uMatch-
Node
amdryzen_5_2600h_firmwareRange<pinnaclepi-am4_1.0.0.c_\(rv1\)
AND
amdryzen_5_2600hMatch-
Node
amdryzen_7_2700u_firmwareRange<pinnaclepi-am4_1.0.0.c_\(rv1\)
AND
amdryzen_7_2700uMatch-
Node
amdryzen_7_2800h_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_7_2800hMatch-
Node
amdryzen_3_2200u_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_3_2200uMatch-
Node
amdryzen_3_2300u_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_3_2300uMatch-
Node
amdryzen_5_2500u_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_5_2500uMatch-
Node
amdryzen_5_2600h_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_5_2600hMatch-
Node
amdryzen_7_2700u_firmwareRange<comboam4pi_1.0.0.8
AND
amdryzen_7_2700uMatch-
Node
amdryzen_7_2800h_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_7_2800hMatch-
Node
amdryzen_3_2200u_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_3_2200uMatch-
Node
amdryzen_3_2300u_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_3_2300uMatch-
Node
amdryzen_5_2500u_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_5_2500uMatch-
Node
amdryzen_5_2600h_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_5_2600hMatch-
Node
amdryzen_7_2700u_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_7_2700uMatch-
Node
amdryzen_7_2800h_firmwareRange<comboam4v2_pi_1.2.0.6c
AND
amdryzen_7_2800hMatch-
Node
amdryzen_3_2200u_firmwareRange<picassopi-fp5_1.0.0.d
AND
amdryzen_3_2200uMatch-
Node
amdryzen_3_2300u_firmwareRange<picassopi-fp5_1.0.0.d
AND
amdryzen_3_2300uMatch-
Node
amdryzen_5_2500uMatch-
AND
amdryzen_5_2500u_firmwareRange<picassopi-fp5_1.0.0.d
Node
amdryzen_5_2600hMatch-
AND
amdryzen_5_2600h_firmwareRange<picassopi-fp5_1.0.0.d
Node
amdryzen_7_2700uMatch-
AND
amdryzen_7_2700u_firmwareRange<picassopi-fp5_1.0.0.d
Node
amdryzen_7_2800hMatch-
AND
amdryzen_7_2800h_firmwareRange<picassopi-fp5_1.0.0.d
Node
amdryzen_3_3200uMatch-
AND
amdryzen_3_3200u_firmwareRange<comboam4pi_1.0.0.8
Node
amdryzen_3_3250uMatch-
AND
amdryzen_3_3250u_firmwareRange<comboam4pi_1.0.0.8
Node
amdryzen_3_3200uMatch-
AND
amdryzen_3_3200u_firmwareRange<comboam4v2_pi_1.2.0.6c
Node
amdryzen_3_3250uMatch-
AND
amdryzen_3_3250u_firmwareRange<comboam4v2_pi_1.2.0.6c
Node
amdryzen_3_3200uMatch-
AND
amdryzen_3_3200u_firmwareRange<renoirpi-fp6_1.0.0.7
Node
amdryzen_3_3250uMatch-
AND
amdryzen_3_3250u_firmwareRange<renoirpi-fp6_1.0.0.7

CNA Affected

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

Social References

More

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%