Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2021-46755

Failure to unmap certain SysHub mappings in error paths of the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious bootloader to exhaust the SysHub resources resulting in a potential denial of service.

  • Published: May 9, 2023
  • Updated: May 23, 2023
  • CVE: CVE-2021-46755
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

No CWE or OWASP classifications available.

Software From Fixed in
amd / ryzen_5500_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5500_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5600_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5600_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5600g_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5600g_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5600x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5600x_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5700g_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5700g_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5700x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5700x_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5800x3d_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5800x3d_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5800x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5800x_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5900x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5900x_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_5950x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_5950x_firmware comboam4v2_pi_1.2.0.6 comboam4v2_pi_1.2.0.6.x
amd / ryzen_3100_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3100_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3300x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3300x_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3500_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3500_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3500x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3500x_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3600_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3600_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3600x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3600x_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3600xt_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3600xt_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3800x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3800x_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3800xt_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3800xt_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3900_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3900_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3900x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3900x_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3900xt_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3900xt_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x
amd / ryzen_3950x_firmware comboam4_v2_pi_1.2.0.8 comboam4_v2_pi_1.2.0.8.x
amd / ryzen_3950x_firmware comboam4pi_1.0.0.9 comboam4pi_1.0.0.9.x