Security Bulletin: Vulnerability in kernel affects IBM Netezza Appliance

Summary The kernel package is used by IBM Netezza Appliance . IBM Netezza Appliance has addressed the applicable CVE CVE-2025-21991 Vulnerability Details CVEID:CVE-2025-21991 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on...

SUSE CVE-2026-31456

In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault The splitting of a PUD entry in walkpudrange can race with a concurrent thread refaulting the PUD leaf entry causing it to try walking a PMD range that has disappeared. A...

EUVD-2026-24795

In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault The splitting of a PUD entry in walkpudrange can race with a concurrent thread refaulting the PUD leaf entry causing it to try walking a PMD range that has disappeared. A...

CVE-2026-31456

In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault The splitting of a PUD entry in walkpudrange can race with a concurrent thread refaulting the PUD leaf entry causing it to try walking a PMD range that has disappeared. A...

CVE-2026-31456

CVE-2026-31456 affects the Linux kernel mm/pagewalk: a race between concurrent splitting of a PUD entry in walk_pud_range() and a refault can cause a PMD range to disappear, triggering a kernel BUG during certain NUMA reads with VFIO-PCI DMA setup. The fix validates the PUD entry with a stable sn...

CVE-2026-31456 mm/pagewalk: fix race between concurrent split and refault

In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault The splitting of a PUD entry in walkpudrange can race with a concurrent thread refaulting the PUD leaf entry causing it to try walking a PMD range that has disappeared. A...

CVE-2026-31456 mm/pagewalk: fix race between concurrent split and refault

In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault The splitting of a PUD entry in walkpudrange can race with a concurrent thread refaulting the PUD leaf entry causing it to try walking a PMD range that has disappeared. A...

PT-2026-34361

In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault The splitting of a PUD entry in walk pud range can race with a concurrent thread refaulting the PUD leaf entry causing it to try walking a PMD range that has disappeared...

FUSE: Multiple Vulnerabilities

Background FUSE Filesystem in Userspace is an interface for userspace programs to export a filesystem to the Linux kernel. Description The following vulnerabilities have been discovered in FUSE: a NULL pointer dereference when running with the NUMA architecture and a use-after-free. The worst of...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006664)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006664 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: avoid invalid memory access via nodeonlineNUMANONODE KASAN reports: 4.668325 T0 BUG:...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the fuseuringinitqueue process. An attacker can cause the daemon to crash or exhaust system resources by triggering a failure in numaalloclocal during iouring queue entry setup, leading the code to proceed wi...

DEBIAN-CVE-2026-33179

libfuse is the reference implementation of the Linux FUSE. From version 3.18.0 to before version 3.18.2, a NULL pointer dereference and memory leak in fuseuringinitqueue allows a local user to crash the FUSE daemon or cause resource exhaustion. When numaalloclocal fails during iouring queue entry...

RockyLinux 10 : kernel (RLSA-2026:1178)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:1178 advisory. kernel: Linux kernel: Denial of Service due to data race in vmalloc's shownumainfo function CVE-2025-38383 Tenable has extracted the preceding description block...

Nessus detected vulnerability in the Brocade OVA base image (CVE-2025-21991)

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

RHEL 10 : kernel (RHSA-2026:1178)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:1178 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Denial of Service due to...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56613)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-56613 advisory. - In the Linux kernel, the following vulnerability has been resolved: sched/numa: fix memory leak due to the...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21991)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21991 advisory. - In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on...

MiracleLinux 7 : kernel-3.10.0-1160.36.2.el7 (AXSA:2021-2250:14)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2021-2250:14 advisory. kernel: sizet-to-int conversion vulnerability in the filesystem layer CVE-2021-33909 kernel: use-after-free in net/bluetooth/hcievent.c when...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004350)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004350 advisory. An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in shownumastats because NUMA fault statisti...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004061)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004061 advisory. An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in shownumastats because NUMA fault statisti...