CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2021-26338
High (7.5) in amd. EPSS 0.9% chance of exploitation in the next 30 days.
Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources.
Severity
- EPSS
- 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)
- CWE
- CWE-284
- Published
- Modified
- Record from
- the NVD, synced
Affected
- amd:epyc_7232p_firmware
- amd:epyc_7252_firmware
- amd:epyc_7262_firmware
- amd:epyc_7272_firmware
- amd:epyc_7282_firmware
- amd:epyc_72f3_firmware
- amd:epyc_7302_firmware
- amd:epyc_7302p_firmware
- amd:epyc_7313_firmware
- amd:epyc_7313p_firmware
- amd:epyc_7343_firmware
- amd:epyc_7352_firmware
- amd:epyc_73f3_firmware
- amd:epyc_7402_firmware
- amd:epyc_7402p_firmware
- amd:epyc_7413_firmware
- amd:epyc_7443_firmware
- amd:epyc_7443p_firmware
- amd:epyc_7452_firmware
- amd:epyc_7453_firmware
- amd:epyc_74f3_firmware
- amd:epyc_7502_firmware
- amd:epyc_7502p_firmware
- amd:epyc_7513_firmware
- amd:epyc_7532_firmware
- amd:epyc_7542_firmware
- amd:epyc_7543_firmware
- amd:epyc_7543p_firmware
- amd:epyc_7552_firmware
- amd:epyc_75f3_firmware
- amd:epyc_7642_firmware
- amd:epyc_7643_firmware
- amd:epyc_7662_firmware
- amd:epyc_7663_firmware
- amd:epyc_7702_firmware
- amd:epyc_7702p_firmware
- amd:epyc_7713_firmware
- amd:epyc_7713p_firmware
- amd:epyc_7742_firmware
- amd:epyc_7763_firmware
- amd:epyc_7f32_firmware
- amd:epyc_7f52_firmware
- amd:epyc_7f72_firmware
- amd:epyc_7h12_firmware