Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM PCIe driver that could result in an out-of-bounds write within PCIe driver’s S-EL0 address space.
History

Wed, 17 Dec 2025 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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


Tue, 16 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Amperecomputing
Amperecomputing ampereone
Vendors & Products Amperecomputing
Amperecomputing ampereone

Tue, 16 Dec 2025 17:30:00 +0000

Type Values Removed Values Added
Description Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM PCIe driver that could result in an out-of-bounds write within PCIe driver’s S-EL0 address space.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-12-17T14:30:24.767Z

Reserved: 2025-10-24T00:00:00.000Z

Link: CVE-2025-62863

cve-icon Vulnrichment

Updated: 2025-12-17T14:30:10.231Z

cve-icon NVD

Status : Received

Published: 2025-12-16T18:16:13.493

Modified: 2025-12-17T15:15:50.150

Link: CVE-2025-62863

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-16T20:45:12Z