CVE-2026-98175 smb: client: cancel reconnect work in clean_demultiplex_info()

In the Linux kernel, the following vulnerability has been resolved: smb: client: cancel reconnect work in cleandemultiplexinfo cleandemultiplexinfo cancels server-echo delayed work but not server-reconnect, which can cause a use-after-free when the demultiplex thread exits while a reconnect work ...

PT-2026-106504

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the SMB client. The clean demultiplex info function cancels the server-echo delayed work but fails to cancel server-reconnect. This can lead to a...

CVE-2023-53006

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server-smbdconn in reconnect In smbddestroy, clear the server-smbdconn pointer after freeing the smbdconnection struct that it points to so that reconnection doesn't get confused...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from cifs not clearing the server-smbdconn pointer on reconnect...

SUSE CVE-2024-35870

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF in smb2reconnectserver The UAF bug is due to smb2reconnectserver accessing a session that is already being teared down by another thread that is executing cifsputsmbses. This can happen when a the client has...

PT-2025-49654

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s CIFS implementation related to session state handling during reconnection attempts. Specifically, the issue involves not properly releasing exiting...