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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | various – < MilanPI 1.0.0.D | MilanPI 1.0.0.D |
| AMD | 4th Gen AMD EPYC™ Processors | various – < GenoaPI 1.0.0.C | GenoaPI 1.0.0.C |
| AMD | AMD EPYC™ Embedded 7003 | various – < EmbMilanPI-SP3 1.0.0.9 | EmbMilanPI-SP3 1.0.0.9 |
| AMD | AMD EPYC™ Embedded 9003 | various – < EmbGenoaPI-SP5 1.0.0.7 | EmbGenoaPI-SP5 1.0.0.7 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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Freax13/cve-2024-21978-poc ★ 9 · Jan 7, 2024
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- WID-SEC-2024-1770 AMD-Prozessor: Mehrere Schwachstellen ermöglichen Manipulation von Daten und Offenlegung von Informationen BSI CERT-Bund (WID) · Mar 12, 2025