CVE-2026-72368

A flaw was found in the cachefiles component of the Linux kernel. When a directory creation operation fails due to memory exhaustion, a double unlock of the parent directory lock occurs. This issue corrupts the read-write semaphore rwsem state, which can lead to system instability or a kernel...

Linux Distros Unpatched Vulnerability : CVE-2026-72368

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cachefiles: Fix double unlock in nomemdalloc error path When startcreating fails and returns -ENOMEM, it has already released the parent directory lock in...

CVE-2026-72368

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix double unlock in nomemdalloc error path When startcreating fails and returns -ENOMEM, it has already released the parent directory lock in startdirop: static struct dentry startdirop... ... inodelocknesteddir,...

UBUNTU-CVE-2026-72368

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix double unlock in nomemdalloc error path When startcreating fails and returns -ENOMEM, it has already released the parent directory lock in startdirop: static struct dentry startdirop... ... inodelocknesteddir,...

EUVD-2026-59267

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix double unlock in nomemdalloc error path When startcreating fails and returns -ENOMEM, it has already released the parent directory lock in startdirop: static struct dentry startdirop... ... inodelocknesteddir,...

CVE-2026-72368 cachefiles: Fix double unlock in nomem_d_alloc error path

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix double unlock in nomemdalloc error path When startcreating fails and returns -ENOMEM, it has already released the parent directory lock in startdirop: static struct dentry startdirop... ... inodelocknesteddir,...

CVE-2026-72368

In the Linux kernel, CVE-2026-72368 describes a double unlock in the nomem_d_alloc path of cachefiles: after start_creating() fails with -ENOMEM, __start_dirop() releases the parent lock, but nomem_d_alloc in cachefiles_get_directory() unconditionally unlocks d_inode(dir) again, corrupting the rw...

CVE-2026-72368 cachefiles: Fix double unlock in nomem_d_alloc error path

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix double unlock in nomemdalloc error path When startcreating fails and returns -ENOMEM, it has already released the parent directory lock in startdirop: static struct dentry startdirop... ... inodelocknesteddir,...

PT-2026-72556

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix double unlock in nomem d alloc error path When start creating fails and returns -ENOMEM, it has already released the parent directory lock in start dirop: static struct dentry start dirop... ... inode lock...

SUSE CVE-2026-64040

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix error return when vfsmkdir fails When vfsmkdir fails, the error code is not extracted from the returned error pointer. This causes mkdirerror to be reached with ret=0, which leads to returning ERRPTR0 NULL instead...

CVE-2026-64040

A flaw was found in the Linux kernel's cachefiles subsystem. When the vfsmkdir function fails, the system does not correctly extract the error code from the returned error pointer. This improper handling can lead to a null pointer being returned instead of a valid error, potentially causing a...

Linux Distros Unpatched Vulnerability : CVE-2026-64040

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix error return when vfsmkdir fails When vfsmkdir fails, the error code is not...

CVE-2026-64040

CVE-2026-64040 affects the Linux kernel’s cachefiles path. The root cause is that when vfs_mkdir() fails, the error code was not extracted from the error pointer, causing mkdir_error to be reached with ret=0 and returning ERR_PTR(0) (NULL) instead of a proper error pointer. The public description...

EUVD-2026-45613

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix error return when vfsmkdir fails When vfsmkdir fails, the error code is not extracted from the returned error pointer. This causes mkdirerror to be reached with ret=0, which leads to returning ERRPTR0 NULL instead...

CVE-2026-64040 cachefiles: Fix error return when vfs_mkdir() fails

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix error return when vfsmkdir fails When vfsmkdir fails, the error code is not extracted from the returned error pointer. This causes mkdirerror to be reached with ret=0, which leads to returning ERRPTR0 NULL instead...

CVE-2026-64040 cachefiles: Fix error return when vfs_mkdir() fails

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix error return when vfsmkdir fails When vfsmkdir fails, the error code is not extracted from the returned error pointer. This causes mkdirerror to be reached with ret=0, which leads to returning ERRPTR0 NULL instead...

CVE-2026-64040

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix error return when vfsmkdir fails When vfsmkdir fails, the error code is not extracted from the returned error pointer. This causes mkdirerror to be reached with ret=0, which leads to returning ERRPTR0 NULL instead...

PT-2026-61357

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the cachefiles module where the system fails to correctly extract the error code when the vfs mkdir function fails. This results in the mkdir error logic being trigger...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Added missing lock protection when polling. Added missing lock protection in the poll routine when iterating the xarray. Otherwise, even with the RCU read lock held, only the slot of the radix tree is guaranteed to be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cachefiles: corrected the incorrect dentry reference count in cachefilescull. The patch mentioned below changed cachefilesburyobject to expect two references to the ‘rep’ dentry. Three of the caller functions were changed to use...