CVE-2026-23248

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

UBUNTU-CVE-2026-23248

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

CVE-2026-23248 perf/core: Fix refcount bug and potential UAF in perf_mmap

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

CVE-2026-23248

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

CVE-2026-23248

CVE-2026-23248 affects the Linux kernel perf/core component, specifically the perf_mmap path that initializes a ring_buffer. The issue is a race between a failing mmap() setup and a concurrent mmap() on a dependent event (e.g., due to output redirection). The ring_buffer pointer (event->rb) is...

CVE-2026-23248 perf/core: Fix refcount bug and potential UAF in perf_mmap

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

The vulnerabilities of the functions bnxt_trim_dflt_sh_rings(), bnxt_set_dflt_rings(), and bnxt_init_dflt_ring_mode() in the module drivers/net/ethernet/broadcom/bnxt/bnxt.c of the Broadcom Ethernet network adapter driver for the Linux operating system, which allow an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerabilities of the functions bnxttrimdfltshrings, bnxtsetdfltrings, and bnxtinitdfltringmode in the driver/net/ethernet/broadcom/bnxt/bnxt.c file of the Broadcom Ethernet network adapter driver for the Linux operating system are related to accessing memory beyond the allowable data buffer...

Linux Distros Unpatched Vulnerability : CVE-2026-23248

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused...

rdkit:mol_deserialization_fuzzer: Crash in void RDKit::MolPickler::_addRingInfoFromPickle<unsigned char>

Detailed Report: https://oss-fuzz.com/testcase?key=4803008000229376 Project: rdkit Fuzzing Engine: libFuzzer Fuzz Target: moldeserializationfuzzer Job Type: libfuzzermsanrdkit Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0xffffaffffffffffc Crash State: void...

The vulnerability of the ring-buffer component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the ring-buffer component in the Linux operating system’s kernel is related to exception handling deficiencies. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2026-31890

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is - incidentally or maliciously - already full, the gadget will silently drop events. Th...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the ring-buffers in Buffer API. An attacker can cause the system to drop legitimate events from other containers or the same container by flooding the event source, leading to los...

CVE-2026-31890

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is – incidentally or maliciously – already full, the gadget will silently drop events. Th...

CVE-2026-31890 Inspektor Gadget: Tracing Denial of Service via Event Flooding

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is – incidentally or maliciously – already full, the gadget will silently drop events. Th...

CVE-2026-31890

Inspektor Gadget (eBPF-based data collection framework for Kubernetes/Linux) contains a DoS vulnerability prior to 0.50.1. When the gadget’s ring-buffer (hard-coded to 256KB) is full, the transfer mechanism via ring-buffers can fail to enqueue events and silently drop them; similarly, a gadget_re...

EUVD-2026-11641

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is – incidentally or maliciously – already full, the gadget will silently drop events. Th...

CVE-2026-31890

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is – incidentally or maliciously – already full, the gadget will silently drop events. Th...

CVE-2026-31890 Inspektor Gadget: Tracing Denial of Service via Event Flooding

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is – incidentally or maliciously – already full, the gadget will silently drop events. Th...

CVE-2026-31890 Inspektor Gadget: Tracing Denial of Service via Event Flooding

Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and Linux hosts using eBPF. Prior to 0.50.1, in a situation where the ring-buffer of a gadget is – incidentally or maliciously – already full, the gadget will silently drop events. Th...

kernel: Linux kernel: Use-after-free vulnerability in page_pool_recycle_in_ring can lead to arbitrary code execution

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free UAF, occurs in the pagepoolrecycleinring function. A local attacker could exploit this by manipulating the system's memory management, causing a freed memory region to be improperly accessed. This can lead to syst...