CVE-2026-89641

In the Linux kernel, the following vulnerability has been resolved: cifs: clear tcon after cifsFileInfoput in cifsfilesetsize When the else branch of cifsfilesetsize finds a writable file handle via findwritablefile, it borrows tcon and server from the handle's tlink, attempts the handle-based...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper use of the tcon field in the cifs driver’s locking mechanism. This vulnerability may lead to...

DEBIAN-CVE-2025-21725

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix oops due to unset link speed It isn't guaranteed that NETWORKINTERFACEINFO::LinkSpeed will always be set by the server, so the client must handle any values and then prevent oopses like below from happening: Oops...