CVE-2025-58771

UEFI OOB Write and Buffer Overflow Vulnerabilities

State: Published
Severity: 7.1 High
Published: Oct 13, 2026
Updated: Oct 13, 2026
Reserved: Sep 4, 2025

Description

AMI APTIOV contains vulnerabilities in BIOS where users may cause “Integer Overflow or Wraparound” by local access. Successful exploitation of this vulnerability could lead to buffer overflows, memory corruption, and arbitrary code execution, and also impact Confidentiality, Integrity, and Availability.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L	AMI

Weaknesses

CWE-190 Integer overflow or wraparound

Affected Products

Product	Versions
AptioVAMI	AptioV_5.0 to before AptioV_5.044Affected

References

https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026002.pdf

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