Vulnerability Description
Sony XAV-9500ES prh_l2_decode_packet Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information 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 user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the device. Was ZDI-CAN-28990.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players
- https://www.zerodayinitiative.com/advisories/ZDI-26-471/
FAQ
What is CVE-2026-18278?
CVE-2026-18278 is a vulnerability with a CVSS score of 3.5 (LOW). Sony XAV-9500ES prh_l2_decode_packet Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected install...
How severe is CVE-2026-18278?
CVE-2026-18278 has been rated LOW with a CVSS base score of 3.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-18278?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.