CVE-2026-74313

In the Linux kernel, the following vulnerability has been resolved: vduse: hold vduselock across IDR lookup in open path vdusedevopen looks up struct vdusedev through the IDR and then acquires dev-lock only after vduselock has been dropped. This leaves a window where a concurrent VDUSEDESTROYDEV...

CVE-2026-72203

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...

CVE-2026-72203 ntfs: skip extent mft records in writeback to prevent deadlock

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...

CVE-2026-72203

Summary: CVE-2026-72203 is a Linux kernel vulnerability affecting NTFS handling during writeback. The issue is a deadlock (ABBA) between ntfs extent_lock and mrec_lock when writing inodes and MFT folios. The root cause is contention in the writeback paths: Path A (inode writeback) acquires extent...

PT-2026-72743

In the Linux kernel, the following vulnerability has been resolved: ext4: validate donor file superblock early in EXT4 IOC MOVE EXT Reject the EXT4 IOC MOVE EXT ioctl early if the donor file does not belong to the same superblock as the original file. Currently, this validation is performed insid...

Linux Distros Unpatched Vulnerability : CVE-2026-68347

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/amd: Fix IRQ unsafe locking in gdom allocation Lockdep complains: 259.410489 ===================================================== 259.417287 WARNING:...

Linux Distros Unpatched Vulnerability : CVE-2026-53084

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks...

CVE-2026-53084

A flaw was found in the Linux kernel's Berkeley Packet Filter BPF subsystem. This vulnerability involves a lock ordering problem that occurs when BPF programs acquire certain locks that depend on the mmaplock. This issue could potentially lead to system instability or unexpected behavior due to...

CVE-2026-53256

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: hold listener socket in rfcommconnectind rfcommgetsockbychannel scans rfcommsklist under the list lock, but returns the selected listener after dropping that lock without taking a reference. rfcommconnectind th...

CVE-2026-53084

Technical details for CVE-2026-53084 are not publicly available in the provided documents. Monitor for updates.

CVE-2026-53084 bpf: return VMA snapshot from task_vma iterator

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

kernel: Linux kernel: Denial of Service due to a deadlock in hugetlb folio migration

A flaw was found in the Linux kernel. A local attacker could exploit a deadlock vulnerability due to incorrect lock ordering between foliolock and immaprwsem when migrating hugetlb file-backed folios. This could lead to hung tasks and potential system-wide stalls, resulting in a Denial of Service...

Linux Distros Unpatched Vulnerability : CVE-2026-45907

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned Fixes commit, various work tasks triggering devlink health reporter recovery...

CVE-2025-71309

A flaw was found in the Linux kernel's ntfs3 filesystem driver. An issue with incorrect lock ordering between the inode mutex and page locks during compressed frame reading can lead to a deadlock. This vulnerability allows a local attacker to cause a system to hang, resulting in a Denial of Servi...

CVE-2026-46061

A flaw was found in the Linux kernel's journaling block device jbd2 subsystem. A lock ordering issue within the jbd2journalcancelrevoke function can lead to a deadlock under specific conditions, particularly when the filesystem blocksize is smaller than the pagesize. This vulnerability could allo...

UBUNTU-CVE-2026-45904

In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: fix recursive pcilockrescanremove locking in EEH event handling The recent commit 1010b4c012b0 "powerpc/eeh: Make EEH driver device hotplug safe" restructured the EEH driver to improve synchronization with the PCI...

CVE-2025-71309

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix deadlock in nireadfoliocmpr Syzbot reported a task hung in nireadpagecmpr now nireadfoliocmpr. This is caused by a lock inversion deadlock involving the inode mutex nilock and page locks. Scenario: 1. Task A enters...

UBUNTU-CVE-2025-71309

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix deadlock in nireadfoliocmpr Syzbot reported a task hung in nireadpagecmpr now nireadfoliocmpr. This is caused by a lock inversion deadlock involving the inode mutex nilock and page locks. Scenario: 1. Task A enters...

CVE-2026-45907 net/mlx5e: Fix deadlocks between devlink and netdev instance locks

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were switched to use netdevtrylock to protect against concurrent...

CVE-2025-71309

CVE-2025-71309 concerns the Linux kernel ntfs3 driver deadlock in ni_read_folio_cmpr (formerly ni_readpage_cmpr). The issue stems from lock inversion between the inode mutex (ni_lock) and per-page locks when reading a compressed frame, allowing Task A and Task B to deadlock. The symptom is a task...