CVE-2026-31401

In the Linux kernel, the following vulnerability has been resolved: HID: bpf: prevent buffer overflow in hidhwrequest right now the returned value is considered to be always valid. However, when playing with HID-BPF, the return value can be arbitrary big, because it's the return value of...

Linux Distros Unpatched Vulnerability : CVE-2026-23417

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Fix constant blinding for PROBEMEM32 stores BPFST | BPFPROBEMEM32 immediate stores are not handled by bpfjitblindinsn, allowing user-controlled 32-bit...

SUSE CVE-2026-23412

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlinkhooks: BUG: KASAN: slab-use-after-free in nfnlhookdumpone.isra.0+0xe71/0x10f0 Read...

SUSE CVE-2026-23417

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix constant blinding for PROBEMEM32 stores BPFST | BPFPROBEMEM32 immediate stores are not handled by bpfjitblindinsn, allowing user-controlled 32-bit immediates to survive unblinded into JIT-compiled native code when...

CVE-2026-23417

A flaw was found in the Linux kernel's Berkeley Packet Filter BPF component. This vulnerability occurs because the BPFST | BPFPROBEMEM32 immediate stores are not correctly handled by the constant blinding mechanism. As a result, user-controlled 32-bit immediate values can remain unblinded in...

EUVD-2026-18190

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlinkhooks: BUG: KASAN: slab-use-after-free in nfnlhookdumpone.isra.0+0xe71/0x10f0 Read...

CVE-2026-23417

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix constant blinding for PROBEMEM32 stores BPFST | BPFPROBEMEM32 immediate stores are not handled by bpfjitblindinsn, allowing user-controlled 32-bit immediates to survive unblinded into JIT-compiled native code when...

CVE-2026-23412

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlinkhooks: BUG: KASAN: slab-use-after-free in nfnlhookdumpone.isra.0+0xe71/0x10f0 Read...

UBUNTU-CVE-2026-23412

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlinkhooks: BUG: KASAN: slab-use-after-free in nfnlhookdumpone.isra.0+0xe71/0x10f0 Read...

CVE-2026-23417

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix constant blinding for PROBEMEM32 stores BPFST | BPFPROBEMEM32 immediate stores are not handled by bpfjitblindinsn, allowing user-controlled 32-bit immediates to survive unblinded into JIT-compiled native code when...

CVE-2026-23417 bpf: Fix constant blinding for PROBE_MEM32 stores

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix constant blinding for PROBEMEM32 stores BPFST | BPFPROBEMEM32 immediate stores are not handled by bpfjitblindinsn, allowing user-controlled 32-bit immediates to survive unblinded into JIT-compiled native code when...

CVE-2026-23412

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlinkhooks: BUG: KASAN: slab-use-after-free in nfnlhookdumpone.isra.0+0xe71/0x10f0 Read...

CVE-2026-23412 netfilter: bpf: defer hook memory release until rcu readers are done

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlinkhooks: BUG: KASAN: slab-use-after-free in nfnlhookdumpone.isra.0+0xe71/0x10f0 Read...

[SECURITY] Fedora 42 Update: bpfman-0.5.4-6.fc42

bpfman operates as an eBPF manager, focusing on simplifying the deployment and administration of eBPF programs...

[SECURITY] Fedora 42 Update: rust-scx_layered-0.0.6-8.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 42 Update: rust-scx_rusty-0.5.4-8.fc42

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...

PT-2026-29719

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UaF issue was identified in the netfilter component of the Linux kernel related to the handling of BPF hooks. Specifically, the vulnerability occurs when dumping hooks v...

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 delayed memory release by netfilter BPF, potentially leading to reused memory after release...

kernel: Linux kernel: Use-after-free in BPF sockmap can lead to denial of service and privilege escalation

A flaw was found in the Linux kernel's BPF Berkeley Packet Filter sockmap subsystem. A race condition exists where the sksocket is not properly locked or referenced during the skbsendsock function call, allowing for a use-after-free vulnerability. This can be exploited by a local attacker, leadin...

[SECURITY] Fedora 44 Update: rust-scx_rustland-0.0.3-8.fc44

A BPF component dispatcher that implements the low level sched-ext functionalities and a user-space counterpart scheduler, written in Rust, that implements the actual scheduling policy. This is used within schedext, which is a Linux kernel feature which enables implementing kernel thread schedule...