61 matches found
Astra Linux - уязвимость в linux-5.10
In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed a race condition in cpumap on PREEMPTRT kernels. On PREEMPTRT kernels, the per-CPU xdpbulkqueue can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes that bqenqueue an...
Astra Linux - уязвимость в linux-6.1, linux-5.15
In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was reported when running stress-mode enabled xdpredirectcpu with some RT threads: ------------ cut here ------------ WARNING: CPU: 4 PID: ...
Astra Linux - уязвимость в linux-6.1, linux-5.15
In the Linux kernel, the following vulnerability has been resolved: topology: Keep the cpumask unchanged when printing cpumap During fuzz testing, the following warning was discovered: different return values 15 and 11 from vsnprintf"%pbl ", ... test:keyward is WARNING in kvasprintf WARNING: CPU:...
Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15
In the Linux kernel, the following vulnerability has been resolved: cpumap: The xdprxqinfo structure must be initialized to zero before running the XDP program. When running an XDP program that is associated with a cpumap entry, we do not initialize the xdprxqinfo data structure, which is used in...
Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006597)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006597 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was...
Linux Distros Unpatched Vulnerability : CVE-2026-23342
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: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can b...
SUSE CVE-2026-23342
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...
CVE-2026-23342
A flaw was found in the Linux kernel. On systems configured with PREEMPTRT, a race condition exists within the Berkeley Packet Filter BPF cpumap functionality. This flaw allows a local attacker to trigger concurrent access to the xdpbulkqueue. Successful exploitation can lead to a kernel crash,...
EUVD-2026-15309
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...
CVE-2026-23342
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...
CVE-2026-23342
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...
CVE-2026-23342 bpf: Fix race in cpumap on PREEMPT_RT
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...
CVE-2026-23342
CVE-2026-23342 describes a race in the Linux kernel’s PREEMPT_RT path for BPF cpumap/xdp_bulk_queue. The issue arises when bq_enqueue() and __cpu_map_flush() run concurrently on the same CPU, breaking assumptions about atomicity and enabling races such as double __list_del_clearprev() and concurr...
CVE-2026-23342
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...
Linux kernel 安全漏洞
The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a race condition in the cpumap structure within the PREEMPTRT kernel. This vulnerability could lead to...
PT-2026-27707
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPT RT On PREEMPT RT kernels, the per-CPU xdp bulk queue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bq enqueue and cpu map flush run...
OESA-2026-1505 kernel security update
The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was reported when running stress-mode enabled xdpredirectcpu with some ...
OESA-2026-1504 kernel security update
The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was reported when running stress-mode enabled xdpredirectcpu with some ...
Siemens SIMATIC Devices Improper Input Validation (CVE-2024-27431)
In the Linux kernel, the following vulnerability has been resolved: cpumap: Zero-initialise xdprxqinfo struct before running XDP program When running an XDP program that is attached to a cpumap entry, we don't initialise the xdprxqinfo data structure being used in the xdpbuff that backs the XDP...
EUVD-2023-60031
In the Linux kernel, the following vulnerability has been resolved: nvdimm: Fix memleak of pmu attrgroups in unregisternvdimmpmu Memory pointed by 'ndpmu-pmu.attrgroups' is allocated in function 'registernvdimmpmu' and is lost after 'kfreendpmu' call in function 'unregisternvdimmpmu'...