CVEvulnerability

CVE-2025-62863

9.8 CRITICAL Published 2025-12-16 Modified 2026-10-13 Official page ↗
Status
Analyzed
Published
2025-12-16
Last modified
2026-10-13
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-787

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.

Affected configurations

• amperecomputing ampereone a192-32m firmware (< 5.4.5.1) • amperecomputing ampereone a192-26m firmware (< 5.4.5.1) • amperecomputing ampereone a160-28m firmware (< 5.4.5.1) • amperecomputing ampereone a144-33m firmware (< 5.4.5.1) • amperecomputing ampereone a144-26m firmware (< 5.4.5.1) • amperecomputing ampereone a96-36m firmware (< 5.4.5.1) • amperecomputing ampereone a96-36x firmware (< 4.4.5.2) • amperecomputing ampereone a128-34x firmware (< 4.4.5.2) • amperecomputing ampereone a144-24x firmware (< 4.4.5.2) • amperecomputing ampereone a144-27x firmware (< 4.4.5.2) • amperecomputing ampereone a160-28x firmware (< 4.4.5.2) • amperecomputing ampereone a192-26x firmware (< 4.4.5.2) • amperecomputing ampereone a192-26x firmware (< 3.5.9.3) • amperecomputing ampereone a192-32x firmware (< 3.5.9.3)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References