ZDI-26-573: Linux Kernel KSMBD Response Header Out-Of-Bounds Read Information Disclosure Vulnerability

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Linux Kernel KSMBD. Authentication is not required to exploit this vulnerability. However, only systems with ksmbd enabled are vulnerable. The ZDI has assigned a CVSS rating of 9.3. The following CVEs are assigned: CVE-2026-68431.