CVE-2024-45434

OpenSynergy BlueSDK (aka Blue SDK) through 6.x has a Use-After-Free

Critical · published September 12, 2025

CVSS v3.1
9.8
EPSS
7%
Percentile
94.4
In the wild
Unconfirmed
What it is

🚨 A critical use-after-free flaw in the OpenSynergy BlueSDK could allow attackers to execute remote code – all by pulling a fast one on the Bluetooth stack! 🔥 Think of it like a restaurant that accidentally reuses an old ticket – the kitchen starts preparing the wrong meal based on outdated orders, risking chaos and dissatisfaction. In the tech world, this means unvalidated references can lead to an attacker gaining control without permission! An attacker could exploit this vulnerability to execute malicious code within the context of a user’s Bluetooth process, potentially gaining unauthorized access to sensitive information or taking over device functionality. The stakes are high, as this could lead to widespread data breaches or compromised devices!

Put simply

Think of it like a restaurant that accidentally reuses an old ticket – the kitchen starts preparing the wrong meal based on outdated orders, risking chaos and dissatisfaction. In the tech world, this means unvalidated references can lead to an attacker gaining control without permission! This use-after-free vulnerability arises from the Bluetooth stack in OpenSynergy BlueSDK not validating whether an object still exists before attempting operations on it. This oversight allows attackers to manipulate the memory, leading to remote code execution.

What to do

An attacker could exploit this vulnerability to execute malicious code within the context of a user’s Bluetooth process, potentially gaining unauthorized access to sensitive information or taking over device functionality. The stakes are high, as this could lead to widespread data breaches or compromised devices! Immediate patching is crucial! Update your BlueSDK to version 6.1 or later, where this flaw has been addressed. Additionally, conduct a security audit of your Bluetooth implementations to ensure no other vulnerabilities lurk in the shadows. You’ve got this! By taking action now, you’re locking down your systems and earning your security hero badge! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.07314 · 94.4th percentile
Published
2025-09-12T00:00Z
EPSS history
Timeline
  • 12 SEP 00:00Z
    OpenSynergy BlueSDK (aka Blue SDK) through 6.x has a Use-After-Free
    cvelistv5