CVE Catalog

CVE-2024-21944

MediumCVSS 5.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.22%

13th percentile - higher than 13% of all known CVEs

Summary

Improper input validation for DIMM SPD metadata could allow an attacker with physical access, ring0 access, or control over the Root of Trust for BIOS update to overwrite guest memory, resulting in loss of guest data integrity.

Risk Assessment

An attacker can compromise the integrity of virtual machines or guest systems, potentially leading to data corruption or unexpected behavior.

Recommendation

Apply patches from the motherboard/BIOS vendor. Ensure compatible DIMM modules are used and memory protection mechanisms are enabled.

Related vulnerabilities

Original NVD description (English source)

Improper input validation for DIMM serial presence detect (SPD) metadata could allow an attacker with physical access, ring0 access on a system with a non-compliant DIMM, or control over the Root of Trust for BIOS update, to potentially overwrite guest memory resulting in loss of guest data integrity.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS