CVE-2021-26409

HIGH

AMD Milanpi Firmware < 1.0.0.3 - Buffer Overflow

Title source: rule
STIX 2.1

Description

Insufficient bounds checking in SEV-ES may allow an attacker to corrupt Reverse Map table (RMP) memory, potentially resulting in a loss of SNP (Secure Nested Paging) memory integrity.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0006
EPSS Percentile 17.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-120
Status published
Products (1)
amd/milanpi_firmware < 1.0.0.3
Published Jan 11, 2023
Tracked Since Feb 18, 2026