The vulnerability of the `cachefiles_prepare_write_subreq()` function in the `fs/cachefiles/io.c` module of the Linux kernel file system support module allows a attacker to cause a service failure.

The vulnerability of the cachefilespreparewritesubreq function in the fs/cachefiles/io.c module of the Linux kernel’s file system support module is related to insufficient resource control during its existence. Exploiting this vulnerability could allow an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cachefiles: The maximum subrequest size for cache writes has been set to MAXRWCOUNT. The maximum size of a subrequest that writes to cachefiles is now MAXRWCOUNT, ensuring that we do not exceed the maximum number of writes we can...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Unmarking an inode as being in use in error paths The inode is marked as “in use” if an error occurs. If the marking of the inode as “in use” occurs in cachefilesopenfile, Cachefiles will report an error message sayin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cachefiles: Fixed a slab-out-of-bounds issue in cachefilessetvolumexattr. The actual length of volume coherence data should be used when setting the xattr value to avoid the following KASAN report. BUG: KASAN: Slab-out-of-boun...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-43106

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 incorrect dentry refcount in cachefilescull The patch mentioned below change...

CVE-2026-43106

A flaw was found in the Linux kernel's cachefiles module, which manages cached files. This vulnerability stems from an error in how the system counts references to certain file system objects, specifically within the cachefilescull function. When a reference is lost, it can lead to system...

EUVD-2026-27622

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix incorrect dentry refcount in cachefilescull The patch mentioned below changed cachefilesburyobject to expect 2 references to the 'rep' dentry. Three of the callers were changed to use startremovingdentry which tak...

CVE-2026-43106

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix incorrect dentry refcount in cachefilescull The patch mentioned below changed cachefilesburyobject to expect 2 references to the 'rep' dentry. Three of the callers were changed to use startremovingdentry which tak...

CVE-2026-43106 cachefiles: fix incorrect dentry refcount in cachefiles_cull()

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix incorrect dentry refcount in cachefilescull The patch mentioned below changed cachefilesburyobject to expect 2 references to the 'rep' dentry. Three of the callers were changed to use startremovingdentry which tak...

CVE-2026-43106

CVE-2026-43106 concerns the Linux kernel, specifically the cachefiles module. The issue is a faulty dentry reference accounting in cachefiles_cull() that could cause a lost reference, due to one code path not taking the extra reference required by cachefiles_bury_object(). The patch adjusts sever...

CVE-2026-43106

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix incorrect dentry refcount in cachefilescull The patch mentioned below changed cachefilesburyobject to expect 2 references to the 'rep' dentry. Three of the callers were changed to use startremovingdentry which tak...

CVE-2026-43106

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix incorrect dentry refcount in cachefilescull The patch mentioned below changed cachefilesburyobject to expect 2 references to the 'rep' dentry. Three of the callers were changed to use startremovingdentry which tak...

PT-2026-37416

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the cachefiles cull function where an incorrect dentry reference count is handled. Specifically, the function calls cachefiles bury object without providing the requir...

CVE-2026-43106: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix incorrect dentry refcount in cachefilescull The patch mentioned below changed cachefilesburyobject to expect 2 references to the 'rep' dentry. Three of the callers were changed to use startremovingdentry which tak...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013863)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013863 advisory. In the Linux kernel, the following vulnerability has been resolved: cachefiles: add missing lock protection when polling Add missing lock protection in poll routine...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005430)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005430 advisory. In the Linux kernel, the following vulnerability has been resolved: cachefiles: add missing lock protection when polling Add missing lock protection in poll routine...

Azure Linux 3.0 Security Update: kernel (CVE-2024-41057)

"The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-41057 advisory. - In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in...

Azure Linux 3.0 Security Update: kernel (CVE-2024-49870)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49870 advisory. - In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix dentry leak in...

EUVD-2022-55140

In the Linux kernel, the following vulnerability has been resolved: cachefiles: unmark inode in use in error path Unmark inode in use if error encountered. If the in-use flag leakage occurs in cachefilesopenfile, Cachefiles will complain "Inode already in use" when later another cookie with the...