Description
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: 2023-05-09
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-33411 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.
History

Tue, 28 Jan 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Amd Ryzen 3100 Ryzen 3100 Firmware Ryzen 3300x Ryzen 3300x Firmware Ryzen 3500 Ryzen 3500 Firmware Ryzen 3500x Ryzen 3500x Firmware Ryzen 3600 Ryzen 3600 Firmware Ryzen 3600x Ryzen 3600x Firmware Ryzen 3600xt Ryzen 3600xt Firmware Ryzen 3800x Ryzen 3800x Firmware Ryzen 3800xt Ryzen 3800xt Firmware Ryzen 3900 Ryzen 3900 Firmware Ryzen 3900x Ryzen 3900x Firmware Ryzen 3900xt Ryzen 3900xt Firmware Ryzen 3950x Ryzen 3950x Firmware Ryzen 5500 Ryzen 5500 Firmware Ryzen 5600 Ryzen 5600 Firmware Ryzen 5600g Ryzen 5600g Firmware Ryzen 5600x Ryzen 5600x Firmware Ryzen 5700g Ryzen 5700g Firmware Ryzen 5700x Ryzen 5700x Firmware Ryzen 5800x Ryzen 5800x3d Ryzen 5800x3d Firmware Ryzen 5800x Firmware Ryzen 5900x Ryzen 5900x Firmware Ryzen 5950x Ryzen 5950x Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2025-01-28T15:39:32.696Z

Reserved: 2022-03-31T16:50:27.868Z

Link: CVE-2021-46755

cve-icon Vulnrichment

Updated: 2024-08-04T05:17:42.829Z

cve-icon NVD

Status : Modified

Published: 2023-05-09T20:15:12.157

Modified: 2025-01-28T16:15:31.403

Link: CVE-2021-46755

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses