Use After Free in Opensynergy Blue_sdk

CVE-2024-45434

OpenSynergy BlueSDK (aka Blue SDK) through 6.x has a Use-After-Free. The specific flaw exists within the BlueSDK Bluetooth stack. The issue results from the lack of validating the existence of an object before performing operations on the…

Vulnerability class: Use-After-Free

EPSS: 0.059 (92.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-45434?
CVE-2024-45434 is a critical-severity vulnerability in Opensynergy Blue_sdk, classified under Use After Free. CVSS score: 9.8/10. Published 2025-09-12.
How severe is CVE-2024-45434?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2024-45434 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.