CVE-2026-45990 slub: fix data loss and overflow in krealloc()

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

SUSE CVE-2026-43344

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix die ID init and look up bugs In snbeppci2phymapinit, in the nrnodeids 8 path, uncoredevicetodie may return -1 when all CPUs associated with the UBOX device are offline. Remove the WARNONONCEdieid == -1...

SUSE CVE-2026-43212

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Make cpumaskofnode robust against NUMANONODE The arch definition of cpumaskofnode cannot handle NUMANONODE - which is a valid index - so add a check for this...

CVE-2026-43344

A flaw was found in the Linux kernel's performance monitoring unit perf/x86/intel/uncore subsystem. This vulnerability arises from incorrect die ID initialization and lookup, particularly when certain CPUs are offline or when Non-Uniform Memory Access NUMA is disabled. As a consequence, performan...

CVE-2026-43079

A flaw was found in the Linux kernel's perf/x86/intel/uncore component. This vulnerability occurs when Non-Uniform Memory Access NUMA is disabled and the system boots with fewer CPUs than available in a processor die. Under these conditions, the kernel continues to parse a discovery table for...

EUVD-2026-27772

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Make cpumaskofnode robust against NUMANONODE The arch definition of cpumaskofnode cannot handle NUMANONODE - which is a valid index - so add a check for this...

CVE-2026-43212

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Make cpumaskofnode robust against NUMANONODE The arch definition of cpumaskofnode cannot handle NUMANONODE - which is a valid index - so add a check for this...

CVE-2026-43079 perf/x86/intel/uncore: Skip discovery table for offline dies

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Skip discovery table for offline dies This warning can be triggered if NUMA is disabled and the system boots with fewer CPUs than the number of CPUs in die 0. WARNING: CPU: 9 PID: 7257 at uncore.c:1157...

MiracleLinux 4 : kernel-2.6.32-696.1.1.el6 (AXSA:2017-1639:03)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2017-1639:03 advisory. The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the basic functions of the operatin...

RLSA-2025:10837 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes CVE-2025-21991 For more details about the security issues, including the impact, a CVSS score, acknowledgments, an...

PT-2025-30807

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to 6.16.0-rc1 Description A flaw was discovered in the RISC-V architecture of the Linux kernel related to the handling of SBI Standardized Boot Interface and per-CPU data allocation when NUMA Non-Uniform Memory Acce...

DEBIAN-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...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from possible out-of-bounds access of x86/microcode/AMD components on CPU-less NUMA nodes...

January 18, 2025—KB5052819 (OS Build 20348.3095) Out-of-band

January 18, 2025—KB5052819 OS Build 20348.3095 Out-of-band For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows Server 2022, see its update history page. Note Follow @WindowsUpdate to...

SUSE CVE-2024-49856

In the Linux kernel, the following vulnerability has been resolved: x86/sgx: Fix deadlock in SGX NUMA node search When the current node doesn't have an EPC section configured by firmware and all other EPC sections are used up, CPU can get stuck inside the while loop that looks for an available EP...

UBUNTU-CVE-2024-49856

In the Linux kernel, the following vulnerability has been resolved: x86/sgx: Fix deadlock in SGX NUMA node search When the current node doesn't have an EPC section configured by firmware and all other EPC sections are used up, CPU can get stuck inside the while loop that looks for an available EP...

dma-mapping: benchmark: handle NUMA_NO_NODE correctly

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UBUNTU-CVE-2024-40917

In the Linux kernel, the following vulnerability has been resolved: memblock: make memblocksetnode also warn about use of MAXNUMNODES On an old x86 system with SRAT just covering space above 4Gb: ACPI: SRAT: Node 0 PXM 0 mem 0x100000000-0xfffffffff hotplug the commit referenced below leads to thi...

The vulnerability of the show_numa_stats() function in the NUMA-enabled kernel of Linux operating systems allows a hacker to trigger a service failure.

The vulnerability of the shownumastats function in Linux NUMA cores relates to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure...

UBUNTU-CVE-2019-20934

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 statistics are inappropriately freed, aka CID-16d51a590a8c...