Improper input validation in Insyde Kernel
CVE-2024-52880
An issue was discovered in Insyde InsydeH2O kernel 5.2 before version 05.29.50, kernel 5.3 before version 05.38.50, kernel 5.4 before version 05.46.50, kernel 5.5 before version 05.54.50, kernel 5.6 before version 05.61.50, and kernel 5.7 before version 05.70.50. In VariableRuntimeDxe driver, SecureBootHandler uses DataSize and VariableNameSize when determining if the data or name are in the buffer, but these are supplied by the caller and therefore cannot be trusted.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.002 (5.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.9 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Insyde Kernel
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Vendor Advisory)
- cve@mitre.org (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-52880?
- CVE-2024-52880 is a high-severity vulnerability in Insyde Kernel, classified under Improper Input Validation. CVSS score: 7.9/10. Published 2025-05-15.
- How severe is CVE-2024-52880?
- High severity. CVSS v3 base score is 7.9 out of 10.