CVE-2021-26340

A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer (TLB) resulting in unexpected behavior inside the virtual machine (VM).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.4 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
AMDCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
VendorProductVersion
amdepyc_7001_firmware
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amdepyc_7232p_firmware
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amdepyc_7251_firmware
-
amdepyc_7261_firmware
-
amdepyc_7252_firmware
-
amdepyc_74f3_firmware
-
amdepyc_7501_firmware
-
amdepyc_7502_firmware
-
amdepyc_7502p_firmware
-
amdepyc_7513_firmware
-
amdepyc_7532_firmware
-
amdepyc_7542_firmware
-
amdepyc_7543_firmware
-
amdepyc_7543p_firmware
-
amdepyc_7551_firmware
-
amdepyc_7551p_firmware
-
amdepyc_7552_firmware
-
amdepyc_75f3_firmware
-
amdepyc_7601_firmware
-
amdepyc_7642_firmware
-
amdepyc_7643_firmware
-
amdepyc_7662_firmware
-
amdepyc_7663_firmware
-
amdepyc_7702p_firmware
-
amdepyc_7702_firmware
-
amdepyc_7713_firmware
-
amdepyc_7713p_firmware
-
amdepyc_7742_firmware
-
amdepyc_7763_firmware
-
amdepyc_7f32_firmware
-
amdepyc_7f52_firmware
-
amdepyc_7262_firmware
-
amdepyc_7272_firmware
-
amdepyc_7281_firmware
-
amdepyc_7282_firmware
-
amdepyc_72f3_firmware
-
amdepyc_7302_firmware
-
amdepyc_7301_firmware
-
amdepyc_7302p_firmware
-
amdepyc_7313_firmware
-
amdepyc_7313p_firmware
-
amdepyc_7343_firmware
-
amdepyc_7351_firmware
-
amdepyc_7351p_firmware
-
amdepyc_7352_firmware
-
amdepyc_7371_firmware
-
amdepyc_73f3_firmware
-
amdepyc_7401_firmware
-
amdepyc_7401p_firmware
-
amdepyc_7402_firmware
-
amdepyc_7402p_firmware
-
amdepyc_7413_firmware
-
amdepyc_7443p_firmware
-
amdepyc_7443_firmware
-
amdepyc_7451_firmware
-
amdepyc_7452_firmware
-
amdepyc_7453_firmware
-
amdepyc_7f72_firmware
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amdepyc_7h12_firmware
-
amdepyc_embedded_3101_firmware
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amdepyc_embedded_3151_firmware
-
amdepyc_embedded_3201_firmware
-
amdepyc_embedded_3251_firmware
-
amdepyc_embedded_3255_firmware
-
amdepyc_embedded_3351_firmware
-
amdepyc_embedded_3451_firmware
-
amdepyc_embedded_7601_firmware
-
amdepyc_embedded_7551_firmware
-
amdepyc_embedded_7501_firmware
-
amdepyc_embedded_7451_firmware
-
amdepyc_embedded_7401_firmware
-
amdepyc_embedded_7371_firmware
-
amdepyc_embedded_7351_firmware
-
amdepyc_embedded_7301_firmware
-
amdepyc_embedded_7281_firmware
-
amdepyc_embedded_7261_firmware
-
amdepyc_embedded_7251_firmware
-
amdepyc_embedded_755p_firmware
-
amdepyc_embedded_740p_firmware
-
amdepyc_embedded_735p_firmware
-
amdepyc_embedded_7h12_firmware
-
amdepyc_embedded_7742_firmware
-
amdepyc_embedded_7702_firmware
-
amdepyc_embedded_7662_firmware
-
amdepyc_embedded_7642_firmware
-
amdepyc_embedded_7552_firmware
-
amdepyc_embedded_7542_firmware
-
amdepyc_embedded_7532_firmware
-
amdepyc_embedded_7502_firmware
-
amdepyc_embedded_7452_firmware
-
amdepyc_embedded_7f72_firmware
-
amdepyc_embedded_7402_firmware
-
amdepyc_embedded_7352_firmware
-
amdepyc_embedded_7f52_firmware
-
amdepyc_embedded_7302_firmware
-
amdepyc_embedded_7282_firmware
-
amdepyc_embedded_7272_firmware
-
amdepyc_embedded_7f32_firmware
-
amdepyc_embedded_7262_firmware
-
amdepyc_embedded_7252_firmware
-
amdepyc_embedded_7702p_firmware
-
amdepyc_embedded_7502p_firmware
-
amdepyc_embedded_7402p_firmware
-
amdepyc_embedded_7302p_firmware
-
amdepyc_embedded_7232p_firmware
-
𝑥
= Vulnerable software versions