CVE-2021-26371

MEDIUM

AMD EPYC Firmware < milanpi_1.0.0.6 - Information Disclosure via SHA256 System Call

Title source: llm
STIX 2.1

Description

A compromised or malicious ABL or UApp could send a SHA256 system call to the bootloader, which may result in exposure of ASP memory to userspace, potentially leading to information disclosure.

References (2)

Core 2

Scores

CVSS v3 5.5
EPSS 0.0008
EPSS Percentile 24.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (50)
amd/amd_3015ce_firmware < pollockpi-ft5_1.0.0.3
amd/amd_3015e_firmware < pollockpi-ft5_1.0.0.3
amd/epyc_7001_firmware < naplespi_1.0.0.h
amd/epyc_7002_firmware < romepi_1.0.0.d
amd/epyc_7003_firmware < milanpi_1.0.0.6
amd/epyc_7232p_firmware < romepi_1.0.0.d
amd/epyc_7251_firmware < naplespi_1.0.0.h
amd/epyc_7252_firmware < romepi_1.0.0.d
amd/epyc_7261_firmware < naplespi_1.0.0.h
amd/epyc_7262_firmware < romepi_1.0.0.d
... and 40 more
Published May 09, 2023
Tracked Since Feb 18, 2026