CVE-2025-62862

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 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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.6 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L
CISA-ADPADP
4.6 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Affected Products (NVD)
VendorProductVersion
amperecomputingampereone_a192-32m_firmware
𝑥
< 5.4.5.1
amperecomputingampereone_a192-26m_firmware
𝑥
< 5.4.5.1
amperecomputingampereone_a160-28m_firmware
𝑥
< 5.4.5.1
amperecomputingampereone_a144-33m_firmware
𝑥
< 5.4.5.1
amperecomputingampereone_a144-26m_firmware
𝑥
< 5.4.5.1
amperecomputingampereone_a96-36m_firmware
𝑥
< 5.4.5.1
amperecomputingampereone_a96-36x_firmware
𝑥
< 4.4.5.2
amperecomputingampereone_a128-34x_firmware
𝑥
< 4.4.5.2
amperecomputingampereone_a144-24x_firmware
𝑥
< 4.4.5.2
amperecomputingampereone_a144-27x_firmware
𝑥
< 4.4.5.2
amperecomputingampereone_a160-28x_firmware
𝑥
< 4.4.5.2
amperecomputingampereone_a192-26x_firmware
𝑥
< 4.4.5.2
amperecomputingampereone_a192-26x_firmware
𝑥
< 3.5.9.3
amperecomputingampereone_a192-32x_firmware
𝑥
< 3.5.9.3
𝑥
= Vulnerable software versions