SUSE CVE-2026-64535

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Fix potential UAF when ddgst mismatch Shivam Kumar found via vulnerability testing: When data digest is enabled on an NVMe/TCP connection and a digest mismatch occurs on a non-final H2CDATA PDU during an R2T-based data...

CVE-2026-64535

A use-after-free flaw was found in the Linux kernel's NVMe-over-Fabrics TCP target nvmet-tcp driver. When NVMe/TCP data digest is enabled and a digest mismatch occurs on a non-final H2CDATA PDU during an R2T-based write transfer, the digest error handler in nvmettcptryrecvddgst calls...

UBUNTU-CVE-2026-64534

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check INITFAILED before nvmetrequninit in digest error path In nvmettcptryrecvddgst, when a data digest mismatch is detected, nvmetrequninit is called unconditionally. However, if the command arrived via the...

CVE-2026-64535 nvmet-tcp: Fix potential UAF when ddgst mismatch

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Fix potential UAF when ddgst mismatch Shivam Kumar found via vulnerability testing: When data digest is enabled on an NVMe/TCP connection and a digest mismatch occurs on a non-final H2CDATA PDU during an R2T-based data...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Release the per-CPU pgmap reference when vminsertpage fails. When vminsertpage fails in p2pmemallocmmap, p2pmemallocmmap does not invoke percpurefput to free the per-CPU reference to pgmap acquired after...

CVE-2026-46277

CVE-2026-46277 in the Linux kernel fixes a use-after-free-like condition in mm/zone_device where a device folio can change after calling folio_free(), risking invalid extraction of the pgmap if touched again. The issue arises because a folio may be reallocated by a driver with a different order, ...

CVE-2026-46277

In the Linux kernel, the following vulnerability has been resolved: mm/zonedevice: do not touch device folio after calling -foliofree The contents of a device folio can immediately change after calling -foliofree, as the folio may be reallocated by a driver with a different order. Instead of...

CVE-2026-46223

In the Linux kernel, the following vulnerability has been resolved: cgroup: Defer css percpuref kill on rmdir until cgroup is depopulated A chain of commits going back to v7.0 reworked rmdir to satisfy the controller invariant that a subsystem's -cssoffline must not run while tasks are still doin...

CVE-2026-46223

In the Linux kernel, the following vulnerability has been resolved: cgroup: Defer css percpuref kill on rmdir until cgroup is depopulated A chain of commits going back to v7.0 reworked rmdir to satisfy the controller invariant that a subsystem's -cssoffline must not run while tasks are still doin...

EUVD-2026-32850

In the Linux kernel, the following vulnerability has been resolved: cgroup: Defer css percpuref kill on rmdir until cgroup is depopulated A chain of commits going back to v7.0 reworked rmdir to satisfy the controller invariant that a subsystem's -cssoffline must not run while tasks are still doin...

CVE-2026-46223 cgroup: Defer css percpu_ref kill on rmdir until cgroup is depopulated

In the Linux kernel, the following vulnerability has been resolved: cgroup: Defer css percpuref kill on rmdir until cgroup is depopulated A chain of commits going back to v7.0 reworked rmdir to satisfy the controller invariant that a subsystem's -cssoffline must not run while tasks are still doin...

Linux Distros Unpatched Vulnerability : CVE-2026-45955

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: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout...

EUVD-2026-32239

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout times out waiting for percpuref to become zero, it returns -ETIMEDOUT without resurrecting the percpuref. The caller mdllbitmapdaemonfn...

UBUNTU-CVE-2026-45880

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Release per-CPU pgmap ref when vminsertpage fails When vminsertpage fails in p2pmemallocmmap, p2pmemallocmmap doesn't invoke percpurefput to free the per-CPU ref of pgmap acquired after genpoolallocowner, and...

CVE-2026-45955 md/md-llbitmap: fix percpu_ref not resurrected on suspend timeout

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout times out waiting for percpuref to become zero, it returns -ETIMEDOUT without resurrecting the percpuref. The caller mdllbitmapdaemonfn...

CVE-2026-45955

Summary (CVE-2026-45955): In the Linux kernel, the md/md-llbitmap path suffers a logic error where llbitmap_suspend_timeout() times out waiting for percpu_ref to reach zero and returns -ETIMEDOUT without resurrecting percpu_ref. This leaves the page control structure in a killed state, potentiall...

CVE-2026-45955 md/md-llbitmap: fix percpu_ref not resurrected on suspend timeout

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout times out waiting for percpuref to become zero, it returns -ETIMEDOUT without resurrecting the percpuref. The caller mdllbitmapdaemonfn...

CVE-2026-45955

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout times out waiting for percpuref to become zero, it returns -ETIMEDOUT without resurrecting the percpuref. The caller mdllbitmapdaemonfn...

UBUNTU-CVE-2023-53116

In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid potential UAF in nvmetreqcomplete An nvme target -queueresponse operation implementation may free the request passed as argument. Such implementation potentially could result in a use after free of the request pointe...

OESA-2024-2571 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Let probe fail when workqueue cannot be enabled The workqueue is enabled when the appropriate driver is loaded and disabled when the driver is...