CVE-2025-8474 Alpine iLX-507 CarPlay Stack-based Buffer Overflow Code Execution Vulnerability

Medium 6.8 Published 1 Aug 2025 Updated 1 Aug 2025

A physically present attacker can execute arbitrary code with root privileges on Alpine iLX-507 devices via a stack-based buffer overflow in CarPlay.

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-2025-8474?

CVE-2025-8474 is a medium-severity memory corruption vulnerability in Alpine iLX-507, published on 1 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Alpine iLX-507 CarPlay Stack-based Buffer Overflow Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Alpine iLX-507 devices. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the implementation of the Apple CarPlay protocol. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-26318.

Weakness: CWE-121

Which versions are affected by CVE-2025-8474?

It affects 1 product.

Products include Alpsalpine Ilx-507 Firmware.

How do I fix CVE-2025-8474?

No fix has been published for CVE-2025-8474 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-8474 being exploited?

There is no known exploitation of CVE-2025-8474 in the wild and no public exploit code.

Sources

Also known as GHSA-64m7-3j89-3cj8.