CVSS 3.1
5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCVE-2021-26351
Medium (5.5) in amd. EPSS 0.2% chance of exploitation in the next 30 days.
Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA (Direct Memory Access) read/write from/to invalid DRAM address that could result in denial of service.
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-31)
- CWE
- CWE-20
- Published
- Modified
- Record from
- the NVD, synced
Affected
- amd:ryzen_3_3100_firmware
- amd:ryzen_3_3300g_firmware
- amd:ryzen_3_3300x_firmware
- amd:ryzen_3_5125c_firmware
- amd:ryzen_3_5400u_firmware
- amd:ryzen_3_5425c_firmware
- amd:ryzen_3_5425u_firmware
- amd:ryzen_5_3400g_firmware
- amd:ryzen_5_3450g_firmware
- amd:ryzen_5_3600_firmware
- amd:ryzen_5_3600x_firmware
- amd:ryzen_5_5560u_firmware
- amd:ryzen_5_5600h_firmware
- amd:ryzen_5_5600hs_firmware
- amd:ryzen_5_5600u_firmware
- amd:ryzen_5_5600x_firmware
- amd:ryzen_5_5625c_firmware
- amd:ryzen_5_5625u_firmware
- amd:ryzen_5_5700g_firmware
- amd:ryzen_5_5700ge_firmware
- amd:ryzen_7_3700x_firmware
- amd:ryzen_7_3800x_firmware
- amd:ryzen_7_5800h_firmware
- amd:ryzen_7_5800hs_firmware
- amd:ryzen_7_5800u_firmware
- amd:ryzen_7_5825c_firmware
- amd:ryzen_7_5825u_firmware
- amd:ryzen_9_3900x_firmware
- amd:ryzen_9_3950x_firmware
- amd:ryzen_9_5900hs_firmware
- amd:ryzen_9_5900hx_firmware
- amd:ryzen_9_5980hs_firmware
- amd:ryzen_9_5980hx_firmware
- amd:ryzen_threadripper_2920x_firmware
- amd:ryzen_threadripper_2950x_firmware
- amd:ryzen_threadripper_2970wx_firmware
- amd:ryzen_threadripper_2990wx_firmware
- amd:ryzen_threadripper_3960x_firmware
- amd:ryzen_threadripper_3970x_firmware
- amd:ryzen_threadripper_3990x_firmware
- amd:ryzen_threadripper_pro_3945wx_firmware
- amd:ryzen_threadripper_pro_3955wx_firmware
- amd:ryzen_threadripper_pro_3975wx_firmware
- amd:ryzen_threadripper_pro_3995wx_firmware
- amd:ryzen_threadripper_pro_5945wx_firmware
- amd:ryzen_threadripper_pro_5955wx_firmware
- amd:ryzen_threadripper_pro_5965wx_firmware
- amd:ryzen_threadripper_pro_5975wx_firmware
- amd:ryzen_threadripper_pro_5995wx_firmware