CVE-2025-24922: broadcom bcm5820x Stack-based Buffer Overflow

Vulnerability summary

CVE-2025-24922 is a high (CVSS 8.8) Stack-based Buffer Overflow vulnerability in broadcom bcm5820x. EPSS estimates a 3.46% chance of exploitation in the next 30 days, higher than 88.9% of scored vulnerabilities.

Timeline

1. 13-06-2025
   PublishedVulnerability first disclosed.
2. 26-02-2026
   Last modifiedVulnerability information updated.

Description

A stack-based buffer overflow vulnerability exists in the securebio_identify functionality of Dell ControlVault3 prior to 5.15.10.14 and Dell ControlVault3 Plus prior to 6.2.26.36. A specially crafted malicious cv_object can lead to a arbitrary code execution. An attacker can issue an API call to trigger this vulnerability.

• CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).