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 Boot Error Record Table driver that could result in (1) an out-of-bounds read which leaks Secure-EL0 information to a process running in Non-Secure state or (2) an out-of-bounds write which corrupts Secure or Non-Secure memory, limited to memory mapped to UEFI-MM Secure Partition by the Secure Partition Manager.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 17 Dec 2025 14:30:00 +0000

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

Tue, 16 Dec 2025 17:15:00 +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 Boot Error Record Table driver that could result in (1) an out-of-bounds read which leaks Secure-EL0 information to a process running in Non-Secure state or (2) an out-of-bounds write which corrupts Secure or Non-Secure memory, limited to memory mapped to UEFI-MM Secure Partition by the Secure Partition Manager.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-12-16T17:03:14.923Z

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

Link: CVE-2025-62862

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2025-12-16T17:16:10.320

Modified: 2025-12-16T17:16:10.320

Link: CVE-2025-62862

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-17T14:29:07Z

Weaknesses

No weakness.