CVE-2026-18281

High

Description

Sony XAV-9500ES l2_reassemble_sdu Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-9500ES 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 L2CAP packets. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29072.

SeverityHigh
CVSS8.0
Exploit probability—
ProductXAV-9500ES
PublishedAug 20, 2026
First seenAug 20, 2026
Weakness typeCWE-122CWE-122

How to fix

Affected products

ProductAffected versionsFixed in
Sony XAV-9500ES3.02.00—

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