Astra Linux - уязвимость в linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: perf: hisi: Fixed a use-after-free issue when attempting to register the uncore PMU. When we fail to register the uncore PMU, the PMU context may not be allocated. Handling this error will involve calling cpuhpstateremoveinstance...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/x86/intel/uncore: Fixed the dieid initialization and bug lookup processes. In snbeppci2phymapinit, in the case where nrnodeids 8, uncoredevicetodie may return -1 when all CPUs associated with the UBOX device are offline...

Astra Linux - уязвимость в linux-5.10

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...

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...

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...

EUVD-2026-28628

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...

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...

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...

UBUNTU-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...

CVE-2026-43344 perf/x86/intel/uncore: Fix die ID init and look up bugs

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...

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...

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...

CVE-2026-43344

CVE-2026-43344 affects the Linux kernel perf/x86/intel/uncore subsystem. The root cause is incorrect die ID initialization/lookup in snbep_pci2phy_map_init() that can produce die_id == -1 when CPUs are offline or when NUMA is disabled, causing uncore_device_to_die() to misbehave and PMON units to...

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 are security vulnerabilities in the Linux kernel. These vulnerabilities arise from errors in the snbeppci2phymapinit function during Intel uncore performance...

PT-2026-38995

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel within the perf/x86/intel/uncore component regarding die ID initialization and lookup. In the snbep pci2phy map init function, when nr node ids is...

Linux Distros Unpatched Vulnerability : CVE-2026-43344

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

SUSE CVE-2026-43079

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...

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-2026-27568

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...

CVE-2026-43079

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...