CVE-2026-53187

A flaw was found in the Linux kernel's RDMA/core component. A local attacker could supply an invalid cpuid through the UVERBSATTRALLOCDMAHCPUID attribute without proper validation. This improper validation could lead to an out-of-bounds read of the cpumask bitmap. On systems configured with...

CVE-2026-53187

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Validate cpuid against nrcpuids in DMAH alloc The cpuid attribute supplied by user space through UVERBSATTRALLOCDMAHCPUID is passed directly to cpumasktestcpu without first verifying that the value is within the valid...

CVE-2026-53187

The CVE-2026-53187 issue affects the Linux kernel RDMA/core: the cpu_id supplied via UVERBS_ATTR_ALLOC_DMAH_CPU_ID is passed to cpumask_test_cpu() without validating it against nr_cpu_ids, leading to an out-of-bounds read of the cpumask bitmap. On kernels built with CONFIG_DEBUG_PER_CPU_MAPS this...

PT-2026-52283

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RDMA/core component where the cpu id attribute, provided by user space via UVERBS ATTR ALLOC DMAH CPU ID, is passed to the cpumask test cpu function without...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Fix for accessing freed irq affinityhint In stmmacrequestirqmultimsi, a pointer to the stack variable cpumask is passed to irqsetaffinityhint. This value is stored in irqdesc-affinityhint, but once...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: MIPS: cpuinfo: Fixed a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and CONFIGDEBUGPERCPUMAPS are selected, cpumaxbitswarn generates a runtime warning similar to the following, while we display /proc/cpuinfo. This...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: UM: cpuinfo: Fixed a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and CONFIGDEBUGPERCPUMAPS are selected, cpumaxbitswarn generates a runtime warning similar to the following, while we display /proc/cpuinfo. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: workqueue: The issue related to selecting the wakecpu in kickpool has been fixed. With cpupossiblemask=0-63 and cpuonlinemask=0-7, the following kernel error was observed: smp: Bringing up secondary CPUs… smp: Brought up 1 node, ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-vdpa: Fixed a cpumask memory leak in virtiovdpafindvqs Free the cpumask allocated by createaffinitymasks before returning from the function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Use a cpumask to know what threads are kthreads The startkthread and stopthread code was not always called with the interfacelock held. This means that the kthread variable could be unexpectedly changed causing t...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021619)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021619 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Prevent bad count for tracingcpumaskwrite If a large count is provided, it will trigger ...

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-2026-43212

A flaw was found in the Linux kernel, specifically within the cpumaskofnode function on the LoongArch architecture. This function did not properly handle the NUMANONODE index, which is a valid input. This oversight could lead to unexpected system behavior or instability, potentially impacting...

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-2026-43212

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-2026-43212

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...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the cpumaskofnode function in the LoongArch architecture being unable to handle NUMANONODE,...

PT-2026-37552

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the LoongArch architecture, the cpumask of node function does not properly handle NUMA NO NODE, which is a valid index. Recommendations At the moment, there is no information about a...

Linux Distros Unpatched Vulnerability : CVE-2026-43212

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: LoongArch: Make cpumaskofnode robust against NUMANONODE The arch definition of cpumaskofnode...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013485)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013485 advisory. In the Linux kernel, the following vulnerability has been resolved: LoongArch: cpuinfo: Fix a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and...