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...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the cachefilescull function not correctly acquiring the dentry reference count, resulting in the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000640)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000640 advisory. fs/overlayfs/copyup.c in the Linux kernel before 4.2.6 uses an incorrect cleanup code path, which allows local users to cause a denial of service dentry reference le...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003873)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003873 advisory. In the Linux kernel, the following vulnerability has been resolved: NFS: Fix an Oops in nfsdautomount When mounting from a NFSv4 referral, path-dentry can end up bei...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001828)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001828 advisory. fs/overlayfs/copyup.c in the Linux kernel before 4.2.6 uses an incorrect cleanup code path, which allows local users to cause a denial of service dentry reference le...

UBUNTU-CVE-2022-50385

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix an Oops in nfsdautomount When mounting from a NFSv4 referral, path-dentry can end up being a negative dentry, so derive the struct nfsserver from the dentry itself instead...

CVE-2025-37954: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

DEBIAN-CVE-2015-8953

fs/overlayfs/copyup.c in the Linux kernel before 4.2.6 uses an incorrect cleanup code path, which allows local users to cause a denial of service dentry reference leak via filesystem operations on a large file in a lower overlayfs layer...

CVE-2015-8953

fs/overlayfs/copyup.c in the Linux kernel before 4.2.6 uses an incorrect cleanup code path, which allows local users to cause a denial of service dentry reference leak via filesystem operations on a large file in a lower overlayfs layer...

CVE-2015-8953: Undefined Security Weakness

fs/overlayfs/copyup.c in the Linux kernel before 4.2.6 uses an incorrect cleanup code path, which allows local users to cause a denial of service dentry reference leak via filesystem operations on a large file in a lower overlayfs layer...

kernel: cifs: dentry refcount leak when opening a FIFO on lookup leads to panic on unmount

The cifslookup function in fs/cifs/dir.c in the Linux kernel before 3.2.10 allows local users to cause a denial of service OOPS via attempted access to a special file, as demonstrated by a FIFO...