CVE-2026-68459

CVE-2026-68459 describes a resolved Linux kernel issue affecting the f2fs filesystem. When mounting with the gc_merge option, a deadlock can occur in the gc_merge path of f2fs_balance_fs(), involving a chain from f2fs_write_cache_pages to folio locks and the GC thread waitqueue. The provided refe...

CVE-2026-68459 f2fs: fix potential deadlock in gc_merge path of f2fs_balance_fs()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in gcmerge path of f2fsbalancefs When we mount device w/ gcmerge mount option, we may suffer below potential deadlock: Kworker GC trehad Truncator - f2fswritecachepages - f2fswritesingledatapage -...

CVE-2026-68459 f2fs: fix potential deadlock in gc_merge path of f2fs_balance_fs()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in gcmerge path of f2fsbalancefs When we mount device w/ gcmerge mount option, we may suffer below potential deadlock: Kworker GC trehad Truncator - f2fswritecachepages - f2fswritesingledatapage -...

CVE-2026-72132: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: NFS: Charge unstable writes by request size, not folio size nfsfoliomarkunstable and nfsfolioclearcommit charge and uncharge NRWRITEBACK/WBWRITEBACK by folionrpagesfolio once per request added to or removed from a commit list. Th...

CVE-2026-72203: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ntfs: skip extent mft records in writeback to prevent deadlock This patch fixes the ABBA deadlock between extentlock and extent mreclock triggered by xfstests generic/113, that occurs since the commit 6994acf33bae "ntfs: use base...

PT-2026-72551

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfs component where the state of the current folio is not correctly handled when an ENOMEM out of memory error occurs during writeback iteration. To ensure corre...

CVE-2026-72364: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix writeback error handling Fix the error handling in writebackiter loop. If an error occurs, writebackiter needs to be called again with error set to the error so that it can clean up iteration state. Further, the curren...

Linux Distros Unpatched Vulnerability : CVE-2026-72367

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so th...

Linux Distros Unpatched Vulnerability : CVE-2026-74542

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfs: Fix folioqueue ENOMEM in writeback by adding a mempool Fix the handling of folioqueue allocation failure in writeback by adding a mempool and passing in...

PT-2026-72172

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential deadlock occurs in the f2fs filesystem when disk space is nearly exhausted. This issue is triggered within the f2fs balance fs function, leading to system tasks becoming...

Linux Distros Unpatched Vulnerability : CVE-2026-74572

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: zoned: fix deadlock between metadata writeback and transaction commit When writing out metadata extent buffers in a zoned filesystem, btreewritepages hol...

CVE-2026-74542: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folioqueue ENOMEM in writeback by adding a mempool Fix the handling of folioqueue allocation failure in writeback by adding a mempool and passing in gfpt flags to the rolling buffer functions that allocate memory, usin...

PT-2026-72375

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid self-deadlock during inode eviction An attribute-list update performed while allocating clusters can drop the last reference to the temporary attribute inode. Evicting that inode drops its reference to the base inode...

CVE-2026-72367: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

PT-2026-72374

In the Linux kernel, the following vulnerability has been resolved: ntfs: make system files immutable to prevent corruption When a system file such as $Bitmap is exposed via show sys files and written from userspace, the volume is corrupted and, because the cluster allocator scans $Bitmap through...

PT-2026-72555

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the iomap component where a concurrent truncate operation can cause an unsigned wrap of the io size variable. This occurs when end pos falls below ioend-io offset duri...

PT-2026-72994

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfs component during writeback where a failure in folio queue allocation leads to an ENOMEM Out of Memory error. This failure occurs when the system cannot...

CVE-2026-74572: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix deadlock between metadata writeback and transaction commit When writing out metadata extent buffers in a zoned filesystem, btreewritepages holds fsinfo-zonedmetaiolock across the whole writeback loop, including...

PT-2026-72552

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfs component regarding writeback error handling. Specifically, the writeback iter loop fails to correctly handle errors; when an error occurs, the function must...

PT-2026-72542

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in MFT writeback ntfs write mft block maps each $MFT record through the $MFT data runlist. For sub-folio clusters it looks up a struct runlist element under ni-runlist.lock, drops the...