CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

CLSA-2026-1771239384 kernel: Fix of 75 CVEs

net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit CVE-2025-39766 - NFSD: Avoid calling OPDESC with ops-opnum == OPILLEGAL CVE-2023-53680 - scsi: target: iscsi: Fix buffer overflow in liotargetnaclinfoshow CVE-2023-53676 - KVM: x86: use arrayindexnospec with indices that come from...

Linux Distros Unpatched Vulnerability : CVE-2026-23140

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, testrun: Subtract size of xdpframe from allowed metadata size The xdpframe structure takes up part of the XDP frame headroom, limiting the size of the...

CVE-2026-23140

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Subtract size of xdpframe from allowed metadata size The xdpframe structure takes up part of the XDP frame headroom, limiting the size of the metadata. However, in bpftestrun, we don't take this into account, which...

CVE-2026-23140

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Subtract size of xdpframe from allowed metadata size The xdpframe structure takes up part of the XDP frame headroom, limiting the size of the metadata. However, in bpftestrun, we don't take this into account, which...

CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

UBUNTU-CVE-2026-23154

In the Linux kernel, the following vulnerability has been resolved: net: fix segmentation of forwarding fraglist GRO This patch enhances GSO segment handling by properly checking the SKBGSODODGY flag for fraglist GSO packets, addressing low throughput issues observed when a station accesses IPv4...

UBUNTU-CVE-2026-23140

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Subtract size of xdpframe from allowed metadata size The xdpframe structure takes up part of the XDP frame headroom, limiting the size of the metadata. However, in bpftestrun, we don't take this into account, which...

CVE-2026-23140

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Subtract size of xdpframe from allowed metadata size The xdpframe structure takes up part of the XDP frame headroom, limiting the size of the metadata. However, in bpftestrun, we don't take this into account, which...

CVE-2026-23126

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog performs listaddtail, it is possibl...

CVE-2026-23126 netdevsim: fix a race issue related to the operation on bpf_bound_progs list

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog performs listaddtail, it is possibl...

CVE-2026-23126

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog performs listaddtail, it is possibl...

CVE-2026-23126

CVE-2026-23126 affects the Linux kernel netdevsim driver. It describes a race on the bpf_bound_progs list between nsim_bpf_create_prog() (list_add_tail) and nsim_bpf_destroy_prog() (list_del), which can corrupt the list and trigger a kernel crash (kernel BUG at lib/list_debug.c). The proposed rem...

CVE-2026-23126 netdevsim: fix a race issue related to the operation on bpf_bound_progs list

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog performs listaddtail, it is possibl...

EUVD-2026-5910

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog performs listaddtail, it is possibl...

CVE-2026-23126

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog performs listaddtail, it is possibl...

Linux Distros Unpatched Vulnerability : CVE-2026-23126

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netdevsim: fix a race issue related to the operation on bpfboundprogs list The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs...

[SECURITY] Fedora 42 Update: rust-scx_layered-0.0.6-7.fc42

A highly configurable multi-layer BPF / user space hybrid scheduler used within schedext, which is a Linux kernel feature which enables implementing kernel thread schedulers in BPF and dynamically loading them. https://github.com/sched-ext/scx/tree/main...

[SECURITY] Fedora 43 Update: rust-scx_rusty-0.5.4-7.fc43

A multi-domain, BPF / user space hybrid scheduler used within schedext, which is a Linux kernel feature which enables implementing kernel thread schedulers in BPF and dynamically loading them. https://github.com/sched-ext/scx/tree/main...

SUSE-SU-2026:20564-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-38704: rcu/nocb: Fix possible invalid rdp's-nocbcbkthread pointer bsc1254408. - CVE-2025-39880: ceph: fix race condition validating rparent before applying state...