VulnerabilityAnalyzed
CVE-2024-21978
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.
HIGH 7.9EPSS 0.49%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.9 HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
- EPSS
- 0.49% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- amd/epyc 7203 firmware · amd/epyc 7203p firmware · amd/epyc 72f3 firmware · amd/epyc 7303 firmware · amd/epyc 7303p firmware · amd/epyc 7313 firmware · amd/epyc 7313p firmware · amd/epyc 7343 firmware · amd/epyc 73f3 firmware · amd/epyc 7373x firmware · amd/epyc 7413 firmware · amd/epyc 7443 firmware · amd/epyc 7443p firmware · amd/epyc 74f3 firmware · amd/epyc 7453 firmware · amd/epyc 7473x firmware · amd/epyc 7513 firmware · amd/epyc 7543 firmware · amd/epyc 7543p firmware · amd/epyc 75f3 firmware · +40 more
- Source
- psirt@amd.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.