CVE-2025-5475 Sony XAV-AX8500 Bluetooth Packet Handling Integer Overflow Remote Code Execution Vulnerability

High 7.5 Published 21 Jun 2025 Updated 23 Jun 2025

Network-adjacent attackers can execute arbitrary code on Sony XAV-AX8500 devices via an integer overflow in Bluetooth packet handling after pairing.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-5475?

CVE-2025-5475 is a high-severity vulnerability in Sony XAV-AX8500, published on 21 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Sony XAV-AX8500 Bluetooth Packet Handling Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sony XAV-AX8500 devices. An attacker must first obtain the ability to pair a malicious Bluetooth device with the target system in order to exploit this vulnerability.

The specific flaw exists within the handling of Bluetooth packets. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the elysian-bt-service process. Was ZDI-CAN-26283.

Weakness: CWE-190

Which versions are affected by CVE-2025-5475?

It affects 1 product.

Products include Sony Xav-Ax8500 Firmware.

How do I fix CVE-2025-5475?

No fix has been published for CVE-2025-5475 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-5475 being exploited?

There is no known exploitation of CVE-2025-5475 in the wild and no public exploit code.

Sources

Also known as GHSA-jvv2-77hm-qf8r.