CVE-2026-64378 writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()

In the Linux kernel, the following vulnerability has been resolved: writeback: fix race between cgroupwritebackumount and inodeswitchwbs When a container exits, the following BUGON is occasionally triggered: ================================================================== VFS: Busy inodes after...

Linux Distros Unpatched Vulnerability : CVE-2026-64108

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cifs: Fix busy dentry used after unmounting Since commit 340cea84f691c cifs: open files should not hold ref on superblock, cifs file only holds the dentry refcn...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013714)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013714 advisory. In the Linux kernel, the following vulnerability has been resolved: vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010987)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010987 advisory. In the Linux kernel, the following vulnerability has been resolved: vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990342)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990342 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix f2fsbugon when uninstalling filesystem call f2fsevictinode. creating a large files duri...

CVE-2025-40105

In the Linux kernel, the following vulnerability has been resolved: vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that is not cached, we will create disconnected dentry for it. If such dentry is a directory, exportfsdecodefhraw will then try to conne...

CVE-2025-40105 vfs: Don't leak disconnected dentries on umount

In the Linux kernel, the following vulnerability has been resolved: vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that is not cached, we will create disconnected dentry for it. If such dentry is a directory, exportfsdecodefhraw will then try to conne...

CVE-2025-40105

CVE-2025-40105 is a Linux kernel vulnerability where, under certain conditions when using open_by_handle_at() on an uncached inode, a disconnected dentry could be created and later leaked, potentially contributing to the infamous “Busy inodes after unmount” issue if the parent is disconnected. Th...

Linux Distros Unpatched Vulnerability : CVE-2025-40105

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that is not cached, we will create disconnected dentry for it. If...

SUSE CVE-2024-57896

In the Linux kernel, the following vulnerability has been resolved: btrfs: flush delalloc workers queue before stopping cleaner kthread during unmount During the unmount path, at closectree, we first stop the cleaner kthread, using kthreadstop which frees the associated taskstruct, and then stop...

PT-2024-11766

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.0-rc5-ceph-g72ead199864c Description The issue arises when unmounting in the Linux kernel, specifically with the Ceph filesystem. During the unmount process, all dirty buffers are flushed, and after the last...

fuse: unprivileged user can unmount arbitrary locations via symlink attack

fusermount in fuse 2.8.5 and earlier does not perform a chdir to / before performing a mount or umount, which allows local users to unmount arbitrary directories via unspecified vectors...