CVE-2026-74593

In the Linux kernel, the following vulnerability has been resolved: schedext: Take cgrouplock first in scxcgrouplock scxcgrouplock write-locks scxcgroupopsrwsem and then takes cgrouplock, which can deadlock through kernfs: scx enable/disable cgroup rmdir cpu.weight write ------------------...

CVE-2026-74607

CVE-2026-74607 affects the Linux kernel KVM SVM (SEV) subsystem. A race condition between KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM and KVM_CAP_VM_COPY_ENC_CONTEXT_FROM causes two issues: (1) sev_migrate_from() moves a mirror entry to the owner's list without holding the owner's lock, allowing a concurren...

EUVD-2026-64530

In the Linux kernel, the following vulnerability has been resolved: schedext: Take cgrouplock first in scxcgrouplock scxcgrouplock write-locks scxcgroupopsrwsem and then takes cgrouplock, which can deadlock through kernfs: scx enable/disable cgroup rmdir cpu.weight write ------------------...

CVE-2026-74593 sched_ext: Take cgroup_lock() first in scx_cgroup_lock()

In the Linux kernel, the following vulnerability has been resolved: schedext: Take cgrouplock first in scxcgrouplock scxcgrouplock write-locks scxcgroupopsrwsem and then takes cgrouplock, which can deadlock through kernfs: scx enable/disable cgroup rmdir cpu.weight write ------------------...

PT-2026-79598

In the Linux kernel, the following vulnerability has been resolved: sched ext: Take cgroup lock first in scx cgroup lock scx cgroup lock write-locks scx cgroup ops rwsem and then takes cgroup lock, which can deadlock through kernfs: scx enable/disable cgroup rmdir cpu.weight write...

Linux Distros Unpatched Vulnerability : CVE-2026-74313

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

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

CVE-2026-72203 concerns the Linux kernel NTFS driver and describes a deadlock (ABBA) between extent_lock and extent mrec_lock triggered by writes to normal extents and the $MFT folio. The fix removes all extent_lock and extent mrec_lock acquisitions from the MFT folio writeback path, eliminating ...

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...

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:...

CVE-2026-68347 iommu/amd: Fix IRQ unsafe locking in gdom allocation

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix IRQ unsafe locking in gdom allocation Lockdep complains: 259.410489 ===================================================== 259.417287 WARNING: HARDIRQ-safe - HARDIRQ-unsafe lock order detected 259.424667...

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 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...

CVE-2026-53084

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

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...