CVE-2025-62864

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 MMCommunicate service that could result in an out-of-bounds write within the UEFI-MM Secure Partition context...

EUVD-2025-203819

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...

CVE-2025-62864

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 MMCommunicate service that could result in an out-of-bounds write within the UEFI-MM Secure Partition context...

CVE-2025-62862

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...

CVE-2025-62863

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...

PT-2025-51754

Name of the Vulnerable Software and Affected Versions Ampere AmpereOne AC03 versions prior to 3.5.9.3 Ampere AmpereOne AC04 versions prior to 4.4.5.2 Ampere AmpereOne M versions prior to 5.4.5.1 Description The software contains a flaw related to an incorrectly formed SMC call to the UEFI-MM Boot...

PT-2025-51755

Name of the Vulnerable Software and Affected Versions AmpereOne AC03 versions prior to 3.5.9.3 AmpereOne AC04 versions prior to 4.4.5.2 AmpereOne M versions prior to 5.4.5.1 Description The software contains a flaw where an incorrectly formed System Management Call SMC to the UEFI-MM PCIe driver...