CVE-2021-46755

EPSS 0.16%
Published 09.05.2023 20:15:12
Last modified 28.01.2025 16:15:31
Source psirt@amd.com
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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.

Affected products Warnungen 0 Metrics 3 CWE 0 References 4

Data is provided by the National Vulnerability Database (NVD)

Amd ≫ Ryzen 5500 Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5500 Version-

Amd ≫ Ryzen 5500 Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5500 Version-

Amd ≫ Ryzen 5600 Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5600 Version-

Amd ≫ Ryzen 5600 Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5600 Version-

Amd ≫ Ryzen 5600g Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5600g Version-

Amd ≫ Ryzen 5600g Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5600g Version-

Amd ≫ Ryzen 5600x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5600x Version-

Amd ≫ Ryzen 5600x Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5600x Version-

Amd ≫ Ryzen 5700g Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5700g Version-

Amd ≫ Ryzen 5700g Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5700g Version-

Amd ≫ Ryzen 5700x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5700x Version-

Amd ≫ Ryzen 5700x Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5700x Version-

Amd ≫ Ryzen 5800x3d Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5800x3d Version-

Amd ≫ Ryzen 5800x3d Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5800x3d Version-

Amd ≫ Ryzen 5800x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5800x Version-

Amd ≫ Ryzen 5800x Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5800x Version-

Amd ≫ Ryzen 5900x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5900x Version-

Amd ≫ Ryzen 5900x Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5900x Version-

Amd ≫ Ryzen 5950x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 5950x Version-

Amd ≫ Ryzen 5950x Firmware Versioncomboam4v2_pi_1.2.0.6

Amd ≫ Ryzen 5950x Version-

Amd ≫ Ryzen 3100 Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3100 Version-

Amd ≫ Ryzen 3100 Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3100 Version-

Amd ≫ Ryzen 3300x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3300x Version-

Amd ≫ Ryzen 3300x Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3300x Version-

Amd ≫ Ryzen 3500 Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3500 Version-

Amd ≫ Ryzen 3500 Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3500 Version-

Amd ≫ Ryzen 3500x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3500x Version-

Amd ≫ Ryzen 3500x Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3500x Version-

Amd ≫ Ryzen 3600 Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3600 Version-

Amd ≫ Ryzen 3600 Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3600 Version-

Amd ≫ Ryzen 3600x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3600x Version-

Amd ≫ Ryzen 3600x Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3600x Version-

Amd ≫ Ryzen 3600xt Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3600xt Version-

Amd ≫ Ryzen 3600xt Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3600xt Version-

Amd ≫ Ryzen 3800x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3800x Version-

Amd ≫ Ryzen 3800x Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3800x Version-

Amd ≫ Ryzen 3800xt Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3800xt Version-

Amd ≫ Ryzen 3800xt Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3800xt Version-

Amd ≫ Ryzen 3900 Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3900 Version-

Amd ≫ Ryzen 3900 Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3900 Version-

Amd ≫ Ryzen 3900x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3900x Version-

Amd ≫ Ryzen 3900x Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3900x Version-

Amd ≫ Ryzen 3900xt Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3900xt Version-

Amd ≫ Ryzen 3900xt Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3900xt Version-

Amd ≫ Ryzen 3950x Firmware Versioncomboam4_v2_pi_1.2.0.8

Amd ≫ Ryzen 3950x Version-

Amd ≫ Ryzen 3950x Firmware Versioncomboam4pi_1.0.0.9

Amd ≫ Ryzen 3950x Version-

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.16%	0.332

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001

Vendor Advisory

https://nvd.nist.gov/vuln/detail/CVE-2021-46755

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-46755

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-46755

EUVD