K000161954: Linux kernel vulnerability CVE-2026-23351

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapo: split gc into unlink and reclaim phase Yiming Qian reports Use-after-free in the pipapo set type: Under a large number of expired elements, commit-time GC can run for a very...

UBUNTU-CVE-2026-52936

In the Linux kernel, the following vulnerability has been resolved: crypto: jitterentropy - replace long-held spinlock with mutex jentkcapirandom serializes the shared jitterentropy state, but it currently holds a spinlock across the jentreadentropy call. That path performs expensive jitter...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005480)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005480 advisory. In the Linux kernel, the following vulnerability has been resolved: tick/broadcast: Move per CPU pointer access into the atomic section The recent fix for making the...

kernel: bpf: Send signals asynchronously if !preemptible

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

Siemens SIMATIC Devices Improper Input Validation (CVE-2025-21728)

bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non- preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can sleep. This plugin only works with Tenable.ot. Please visit...

EUVD-2025-5223

Malicious code in bioql PyPI...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in various contexts. When a program running in a non-preemptible context uses the bpfsendsignal function, issues may arise because this function can enter ...

SUSE CVE-2025-21728

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

CVE-2025-21728

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

DEBIAN-CVE-2025-21728

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

UBUNTU-CVE-2025-21728

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

CVE-2025-21728 bpf: Send signals asynchronously if !preemptible

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

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 the bpfsendsignal function in a non-preemptable context that could lead to sleep issues...

CVE-2025-21728: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpfsendsignal kfunc, it will cause issues because this kfunc can...

kernel: scsi: qedf: Make qedf_execute_tmf() non-preemptible

A vulnerability was found in the Linux kernel's qedf driver function qedfexecutetmf, where the function call smpprocessorid is done from preemptible code before acquiring a lock which can result in BUGON when running an RT kernel. This can result in system inconsistencies...

kernel: scsi: qedf: Make qedf_execute_tmf() non-preemptible

A vulnerability was found in the Linux kernel's qedf driver function qedfexecutetmf, where the function call smpprocessorid is done from preemptible code before acquiring a lock which can result in BUGON when running an RT kernel. This can result in system inconsistencies...

DEBIAN-CVE-2024-44968

In the Linux kernel, the following vulnerability has been resolved: tick/broadcast: Move per CPU pointer access into the atomic section The recent fix for making the take over of the broadcast timer more reliable retrieves a per CPU pointer in preemptible context. This went unnoticed as compilers...

UBUNTU-CVE-2024-44968

In the Linux kernel, the following vulnerability has been resolved: tick/broadcast: Move per CPU pointer access into the atomic section The recent fix for making the take over of the broadcast timer more reliable retrieves a per CPU pointer in preemptible context. This went unnoticed as compilers...

DEBIAN-CVE-2024-42124

In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Make qedfexecutetmf non-preemptible Stop calling smpprocessorid from preemptible code in qedfexecutetmf90. This results in BUGON when running an RT kernel. 659.343280 BUG: using smpprocessorid in preemptible 00000000...

CVE-2024-42124 scsi: qedf: Make qedf_execute_tmf() non-preemptible

In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Make qedfexecutetmf non-preemptible Stop calling smpprocessorid from preemptible code in qedfexecutetmf90. This results in BUGON when running an RT kernel. 659.343280 BUG: using smpprocessorid in preemptible 00000000...