CVE-2025-68821

CVE-2025-68821 – Linux kernel fuse deadlock fix Affected component: fuse subsystem in the Linux kernel (FUSE inode/file handling).Root cause: a kernel commit altered release preparation to avoid allocating ff->release_args when the server does not implement open, which led fuse_prepare_release...

CVE-2025-68821 fuse: fix readahead reclaim deadlock

In the Linux kernel, the following vulnerability has been resolved: fuse: fix readahead reclaim deadlock Commit e26ee4efbc79 "fuse: allocate ff-releaseargs only if release is needed" skips allocating ff-releaseargs if the server does not implement open. However in doing so, fusepreparerelease now...

CVE-2025-68805 fuse: fix io-uring list corruption for terminated non-committed requests

In the Linux kernel, the following vulnerability has been resolved: fuse: fix io-uring list corruption for terminated non-committed requests When a request is terminated before it has been committed, the request is not removed from the queue's list. This leaves a dangling list entry that leads to...

CVE-2025-68805 fuse: fix io-uring list corruption for terminated non-committed requests

In the Linux kernel, the following vulnerability has been resolved: fuse: fix io-uring list corruption for terminated non-committed requests When a request is terminated before it has been committed, the request is not removed from the queue's list. This leaves a dangling list entry that leads to...

CVE-2025-68805

CVE-2025-68805 affects the Linux kernel’s fuse io-uring path. When a request terminates before being committed, its entry could remain in the queue, causing a dangling list and potential list corruption/use-after-free. The fix removes terminated non-committed requests from the queue list, prevent...

CVE-2025-68805

In the Linux kernel, the following vulnerability has been resolved: fuse: fix io-uring list corruption for terminated non-committed requests When a request is terminated before it has been committed, the request is not removed from the queue's list. This leaves a dangling list entry that leads to...

CVE-2025-68791 fuse: missing copy_finish in fuse-over-io-uring argument copies

In the Linux kernel, the following vulnerability has been resolved: fuse: missing copyfinish in fuse-over-io-uring argument copies Fix a possible reference count leak of payload pages during fuse argument copies. Joanne: simplified error cleanup...

CVE-2025-68791 fuse: missing copy_finish in fuse-over-io-uring argument copies

In the Linux kernel, the following vulnerability has been resolved: fuse: missing copyfinish in fuse-over-io-uring argument copies Fix a possible reference count leak of payload pages during fuse argument copies. Joanne: simplified error cleanup...

CVE-2025-68791

CVE-2025-68791 affects the Linux kernel fuse subsystem: fuse-over-io-uring argument copies could leak payload page references due to a missing reference-count cleanup in copy_finish. The connected OSV entries (OESA-2026-1305 and OSV:OESA-2026-1304) document kernel security updates that include th...

CVE-2025-68791

In the Linux kernel, the following vulnerability has been resolved: fuse: missing copyfinish in fuse-over-io-uring argument copies Fix a possible reference count leak of payload pages during fuse argument copies. Joanne: simplified error cleanup...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Fuse: Fixed a livelock issue in synchronous file put operations from fuseblk workers. I observed a hang when running the generic/323 test against a fuseblk server. This test creates a file, initiates multiple AIO writes to that...

PT-2026-2553

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to the FUSE Filesystem in Userspace implementation. A deadlock situation can occur when readahead requests interact with inode eviction and recla...

Linux Distros Unpatched Vulnerability : CVE-2025-68791

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: fuse: missing copyfinish in fuse- over-io-uring argument copies Fix a possible reference cou...

PT-2026-2537

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s fuse implementation related to io-uring. Specifically, when a request is terminated before commitment, it isn’t removed from the queue’s list, resulti...

Linux Distros Unpatched Vulnerability : CVE-2025-68821

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: fuse: fix readahead reclaim deadlock Commit e26ee4efbc79 fuse: allocate ff-releaseargs only ...

Linux kernel 安全漏洞

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 the lack of copyfinish in the copy of fuse-over-io-uring parameter, which could lead to a reference count le...

Linux kernel 安全漏洞

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 a readahead recovery deadlock issue in fuse, which could lead to a deadlock...

Linux Distros Unpatched Vulnerability : CVE-2025-68805

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: fuse: fix io-uring list corruption for terminated non-committed requests When a request is...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000254)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000254 advisory. The Linux kernel before 5.1-rc5 allows page-refcount reference count overflow, with resultant use-after- free issues, if about 140 GiB of RAM exists. This is related...

PT-2026-6179

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s fs/writeback functionality, specifically within the wait sb inodes function. The issue involves skipping AS NO DATA INTEGRITY mappings, which can caus...