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AMDCVE-2021-26401

HistoryMar 11, 2022 - 6:15 p.m.

CVE-2021-26401

2022-03-1118:15:11

AMD

web.nvd.nist.gov

313

cve-2021-26401

lfence

jmp

mitigation

v2-2

amd cpus

nvd

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.6

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6.5

Confidence

High

EPSS

0.975

Percentile

100.0%

JSON

LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs.

Affected configurations

Nvd

Node

amdathlon_x4_940Match-

AND

amdathlon_x4_940_firmwareMatch-

Node

amdathlon_x4_950Match-

AND

amdathlon_x4_950_firmwareMatch-

Node

amdathlon_x4_970Match-

AND

amdathlon_x4_970_firmwareMatch-

Node

amdathlon_x4_835Match-

AND

amdathlon_x4_835_firmwareMatch-

Node

amdathlon_x4_845Match-

AND

amdathlon_x4_845_firmwareMatch-

Node

amdathlon_x4_830Match-

AND

amdathlon_x4_830_firmwareMatch-

Node

amdathlon_x4_840Match-

AND

amdathlon_x4_840_firmwareMatch-

Node

amdathlon_x4_860kMatch-

AND

amdathlon_x4_860k_firmwareMatch-

Node

amdathlon_x4_870k_firmwareMatch-

AND

amdathlon_x4_870kMatch-

Node

amdathlon_x4_880k_firmwareMatch-

AND

amdathlon_x4_880kMatch-

Node

amdathlon_x4_750_firmwareMatch-

AND

amdathlon_x4_750Match-

Node

amdathlon_x4_760k_firmwareMatch-

AND

amdathlon_x4_760kMatch-

Node

amdryzen_threadripper_pro_5995wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5995wxMatch-

Node

amdryzen_threadripper_pro_5975wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5975wxMatch-

Node

amdryzen_threadripper_pro_5965wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5965wxMatch-

Node

amdryzen_threadripper_pro_5955wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5955wxMatch-

Node

amdryzen_threadripper_pro_5945wx_firmwareMatch-

AND

amdryzen_threadripper_pro_5945wxMatch-

Node

amdryzen_threadripper_2990wx_firmwareMatch-

AND

amdryzen_threadripper_2990wxMatch-

Node

amdryzen_threadripper_2970wx_firmwareMatch-

AND

amdryzen_threadripper_2970wxMatch-

Node

amdryzen_threadripper_2950x_firmwareMatch-

AND

amdryzen_threadripper_2950xMatch-

Node

amdryzen_threadripper_2920x_firmwareMatch-

AND

amdryzen_threadripper_2920xMatch-

Node

amdryzen_threadripper_3970x_firmwareMatch-

AND

amdryzen_threadripper_3970xMatch-

Node

amda12-9730p_firmwareMatch-

AND

amda12-9730pMatch-

Node

amda12-9700p_firmwareMatch-

AND

amda12-9700pMatch-

Node

amda10-9630p_firmwareMatch-

AND

amda10-9630pMatch-

Node

amda10-9600p_firmwareMatch-

AND

amda10-9600pMatch-

Node

amda9-9420_firmwareMatch-

AND

amda9-9420Match-

Node

amda9-9410_firmwareMatch-

AND

amda9-9410Match-

Node

amda6-9220_firmwareMatch-

AND

amda6-9220Match-

Node

amda6-9220c_firmwareMatch-

AND

amda6-9220cMatch-

Node

amda6-9210_firmwareMatch-

AND

amda6-9210Match-

Node

amda4-9120_firmwareMatch-

AND

amda4-9120Match-

Node

amdryzen_7_2700x_firmwareMatch-

AND

amdryzen_7_2700xMatch-

Node

amdryzen_7_2700_firmwareMatch-

AND

amdryzen_7_2700Match-

Node

amdryzen_5_2600x_firmwareMatch-

AND

amdryzen_5_2600xMatch-

Node

amdryzen_5_2600_firmwareMatch-

AND

amdryzen_5_2600Match-

Node

amdryzen_9_3950x_firmwareMatch-

AND

amdryzen_9_3950xMatch-

Node

amdryzen_9_3900x_firmwareMatch-

AND

amdryzen_9_3900xMatch-

Node

amdryzen_7_3800x_firmwareMatch-

AND

amdryzen_7_3800xMatch-

Node

amdryzen_7_3700x_firmwareMatch-

AND

amdryzen_7_3700xMatch-

Node

amdryzen_5_3600x_firmwareMatch-

AND

amdryzen_5_3600xMatch-

Node

amdryzen_5_3600_firmwareMatch-

AND

amdryzen_5_3600Match-

Node

amdryzen_5_3400g_firmwareMatch-

AND

amdryzen_5_3400gMatch-

Node

amdryzen_3_3300x_firmwareMatch-

AND

amdryzen_3_3300xMatch-

Node

amdryzen_3_3300g_firmwareMatch-

AND

amdryzen_3_3300gMatch-

Node

amdryzen_3_3100_firmwareMatch-

AND

amdryzen_3_3100Match-

Node

amdryzen_7_4700g_firmwareMatch-

AND

amdryzen_7_4700gMatch-

Node

amdryzen_7_4700ge_firmwareMatch-

AND

amdryzen_7_4700geMatch-

Node

amdryzen_5_4600g_firmwareMatch-

AND

amdryzen_5_4600gMatch-

Node

amdryzen_5_4600ge_firmwareMatch-

AND

amdryzen_5_4600geMatch-

Node

amdryzen_3_4300g_firmwareMatch-

AND

amdryzen_3_4300gMatch-

Node

amdryzen_3_4300ge_firmwareMatch-

AND

amdryzen_3_4300geMatch-

Node

amdathlon_gold_3450g_firmwareMatch-

AND

amdathlon_gold_3450gMatch-

Node

amdathlon_gold_3150ge_firmwareMatch-

AND

amdathlon_gold_3150geMatch-

Node

amdathlon_silver_3050ge_firmwareMatch-

AND

amdathlon_silver_3050geMatch-

Node

amdryzen_3_2200u_firmwareMatch-

AND

amdryzen_3_2200uMatch-

Node

amdryzen_3_2300u_firmwareMatch-

AND

amdryzen_3_2300uMatch-

Node

amdryzen_3_pro_2300u_firmwareMatch-

AND

amdryzen_3_pro_2300uMatch-

Node

amdryzen_5_2500u_firmwareMatch-

AND

amdryzen_5_2500uMatch-

Node

amdryzen_5_pro_2500u_firmwareMatch-

AND

amdryzen_5_pro_2500uMatch-

Node

amdryzen_5_2600h_firmwareMatch-

AND

amdryzen_5_2600hMatch-

Node

amdryzen_7_2700u_firmwareMatch-

AND

amdryzen_7_2700uMatch-

Node

amdryzen_7_pro_2700u_firmwareMatch-

AND

amdryzen_7_pro_2700uMatch-

Node

amdryzen_7_2800h_firmwareMatch-

AND

amdryzen_7_2800hMatch-

Node

amdathlon_gold_3150u_firmwareMatch-

AND

amdathlon_gold_3150uMatch-

Node

amdathlon_silver_3050u_firmwareMatch-

AND

amdathlon_silver_3050uMatch-

Node

amdryzen_7_pro_3700u_firmwareMatch-

AND

amdryzen_7_pro_3700uMatch-

Node

amdryzen_5_pro_3500u_firmwareMatch-

AND

amdryzen_5_pro_3500uMatch-

Node

amdryzen_3_pro_3300u_firmwareMatch-

AND

amdryzen_3_pro_3300uMatch-

Node

amdathlon_pro_300u_firmwareMatch-

AND

amdathlon_pro_300uMatch-

Node

amdryzen_9_5980hx_firmwareMatch-

AND

amdryzen_9_5980hxMatch-

Node

amdryzen_9_5980hs_firmwareMatch-

AND

amdryzen_9_5980hsMatch-

Node

amdryzen_7_5825u_firmwareMatch-

AND

amdryzen_7_5825uMatch-

Node

amdryzen_9_5900hx_firmwareMatch-

AND

amdryzen_9_5900hxMatch-

Node

amdryzen_9_5900hs_firmwareMatch-

AND

amdryzen_9_5900hsMatch-

Node

amdryzen_5_5625u_firmwareMatch-

AND

amdryzen_5_5625uMatch-

Node

amdryzen_7_5800h_firmwareMatch-

AND

amdryzen_7_5800hMatch-

Node

amdryzen_7_5800hs_firmwareMatch-

AND

amdryzen_7_5800hsMatch-

Node

amdryzen_5_5600h_firmwareMatch-

AND

amdryzen_5_5600hMatch-

Node

amdryzen_5_5600hs_firmwareMatch-

AND

amdryzen_5_5600hsMatch-

Node

amdryzen_7_5800u_firmwareMatch-

AND

amdryzen_7_5800uMatch-

Node

amdryzen_5_5600u_firmwareMatch-

AND

amdryzen_5_5600uMatch-

Node

amdryzen_3_5425u_firmwareMatch-

AND

amdryzen_3_5425uMatch-

Node

amdryzen_3_5400u_firmwareMatch-

AND

amdryzen_3_5400uMatch-

Node

amdryzen_9_4900hs_firmwareMatch-

AND

amdryzen_9_4900hsMatch-

Node

amdryzen_7_4800h_firmwareMatch-

AND

amdryzen_7_4800hMatch-

Node

amdryzen_5_4600h_firmwareMatch-

AND

amdryzen_5_4600hMatch-

Node

amdepyc_7f72_firmwareMatch-

AND

amdepyc_7f72Match-

Node

amdepyc_7f52_firmwareMatch-

AND

amdepyc_7f52Match-

Node

amdepyc_7f32_firmwareMatch-

AND

amdepyc_7f32Match-

Node

amdepyc_7h12_firmwareMatch-

AND

amdepyc_7h12Match-

Node

amdepyc_7742_firmwareMatch-

AND

amdepyc_7742Match-

Node

amdepyc_7702_firmwareMatch-

AND

amdepyc_7702Match-

Node

amdepyc_7702p_firmwareMatch-

AND

amdepyc_7702pMatch-

Node

amdepyc_7662_firmwareMatch-

AND

amdepyc_7662Match-

Node

amdepyc_7642_firmwareMatch-

AND

amdepyc_7642Match-

Node

amdepyc_7552_firmwareMatch-

AND

amdepyc_7552Match-

Node

amdepyc_7542_firmwareMatch-

AND

amdepyc_7542Match-

Node

amdepyc_7532_firmwareMatch-

AND

amdepyc_7532Match-

Node

amdepyc_7502_firmwareMatch-

AND

amdepyc_7502Match-

Node

amdepyc_7502p_firmwareMatch-

AND

amdepyc_7502pMatch-

Node

amdepyc_7452_firmwareMatch-

AND

amdepyc_7452Match-

Node

amdepyc_7402_firmwareMatch-

AND

amdepyc_7402Match-

Node

amdepyc_7402p_firmwareMatch-

AND

amdepyc_7402pMatch-

Node

amdepyc_7352_firmwareMatch-

AND

amdepyc_7352Match-

Node

amdepyc_7302_firmwareMatch-

AND

amdepyc_7302Match-

Node

amdepyc_7302p_firmwareMatch-

AND

amdepyc_7302pMatch-

Node

amdepyc_7282_firmwareMatch-

AND

amdepyc_7282Match-

Node

amdepyc_7272_firmwareMatch-

AND

amdepyc_7272Match-

Node

amdepyc_7262_firmwareMatch-

AND

amdepyc_7262Match-

Node

amdepyc_7252_firmwareMatch-

AND

amdepyc_7252Match-

Node

amdepyc_7232p_firmwareMatch-

AND

amdepyc_7232pMatch-

Node

amdepyc_7601_firmwareMatch-

AND

amdepyc_7601Match-

Node

amdepyc_7551p_firmwareMatch-

AND

amdepyc_7551pMatch-

Node

amdepyc_7551_firmwareMatch-

AND

amdepyc_7551Match-

Node

amdepyc_7501_firmwareMatch-

AND

amdepyc_7501Match-

Node

amdepyc_7451_firmwareMatch-

AND

amdepyc_7451Match-

Node

amdepyc_7401p_firmwareMatch-

AND

amdepyc_7401pMatch-

Node

amdepyc_7401_firmwareMatch-

AND

amdepyc_7401Match-

Node

amdepyc_7371_firmwareMatch-

AND

amdepyc_7371Match-

Node

amdepyc_7351p_firmwareMatch-

AND

amdepyc_7351pMatch-

Node

amdepyc_7351_firmwareMatch-

AND

amdepyc_7351Match-

Node

amdepyc_7301_firmwareMatch-

AND

amdepyc_7301Match-

Node

amdepyc_7281_firmwareMatch-

AND

amdepyc_7281Match-

Node

amdepyc_7261_firmwareMatch-

AND

amdepyc_7261Match-

Node

amdepyc_7251_firmwareMatch-

AND

amdepyc_7251Match-

VendorProductVersionCPE
amdathlon_x4_940-cpe:2.3:h:amd:athlon_x4_940:-:*:*:*:*:*:*:*
amdathlon_x4_940_firmware-cpe:2.3:o:amd:athlon_x4_940_firmware:-:*:*:*:*:*:*:*
amdathlon_x4_950-cpe:2.3:h:amd:athlon_x4_950:-:*:*:*:*:*:*:*
amdathlon_x4_950_firmware-cpe:2.3:o:amd:athlon_x4_950_firmware:-:*:*:*:*:*:*:*
amdathlon_x4_970-cpe:2.3:h:amd:athlon_x4_970:-:*:*:*:*:*:*:*
amdathlon_x4_970_firmware-cpe:2.3:o:amd:athlon_x4_970_firmware:-:*:*:*:*:*:*:*
amdathlon_x4_835-cpe:2.3:h:amd:athlon_x4_835:-:*:*:*:*:*:*:*
amdathlon_x4_835_firmware-cpe:2.3:o:amd:athlon_x4_835_firmware:-:*:*:*:*:*:*:*
amdathlon_x4_845-cpe:2.3:h:amd:athlon_x4_845:-:*:*:*:*:*:*:*
amdathlon_x4_845_firmware-cpe:2.3:o:amd:athlon_x4_845_firmware:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
amd	athlon_x4_940	-	cpe:2.3:h:amd:athlon_x4_940:-:::::::*
amd	athlon_x4_940_firmware	-	cpe:2.3:o:amd:athlon_x4_940_firmware:-:::::::*
amd	athlon_x4_950	-	cpe:2.3:h:amd:athlon_x4_950:-:::::::*
amd	athlon_x4_950_firmware	-	cpe:2.3:o:amd:athlon_x4_950_firmware:-:::::::*
amd	athlon_x4_970	-	cpe:2.3:h:amd:athlon_x4_970:-:::::::*
amd	athlon_x4_970_firmware	-	cpe:2.3:o:amd:athlon_x4_970_firmware:-:::::::*
amd	athlon_x4_835	-	cpe:2.3:h:amd:athlon_x4_835:-:::::::*
amd	athlon_x4_835_firmware	-	cpe:2.3:o:amd:athlon_x4_835_firmware:-:::::::*
amd	athlon_x4_845	-	cpe:2.3:h:amd:athlon_x4_845:-:::::::*
amd	athlon_x4_845_firmware	-	cpe:2.3:o:amd:athlon_x4_845_firmware:-:::::::*

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CNA Affected

[
  {
    "product": "AMD Processors",
    "vendor": "AMD",
    "versions": [
      {
        "status": "unaffected",
        "version": "Processor  Zen 3"
      }
    ]
  }
]