CVE-2024-21978

MEDIUM

SEV-SNP - Memory Corruption

Title source: llm
STIX 2.1

Description

Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption.

Exploits (1)

nomisec WORKING POC 9 stars
by Freax13 · poc
https://github.com/Freax13/cve-2024-21978-poc

References (1)

Scores

CVSS v3 6.0
EPSS 0.0165
EPSS Percentile 82.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-20
Status published
Products (50)
amd/epyc_7203_firmware < milanpi_1.0.0.d
amd/epyc_7203p_firmware < milanpi_1.0.0.d
amd/epyc_72f3_firmware < milanpi_1.0.0.d
amd/epyc_7303_firmware < milanpi_1.0.0.d
amd/epyc_7303p_firmware < milanpi_1.0.0.d
amd/epyc_7313_firmware < milanpi_1.0.0.d
amd/epyc_7313p_firmware < milanpi_1.0.0.d
amd/epyc_7343_firmware < milanpi_1.0.0.d
amd/epyc_7373x_firmware < milanpi_1.0.0.d
amd/epyc_73f3_firmware < milanpi_1.0.0.d
... and 40 more
Published Aug 05, 2024
Tracked Since Feb 18, 2026