kernel: rtnetlink: add missing netlink_ns_capable() check for peer netns

A flaw was found in the Linux kernel's rtnetlink component. An unprivileged local user, leveraging a user namespace, can exploit a missing CAPNETADMIN capability check in the rtnlnewlink function. This allows the user to create paired network devices in arbitrary network namespaces, including the...

CVE-2026-64460

A flaw was found in the Linux kernel's PCI/IOV subsystem. When a PCI device fails to respond during a power state transition, the kernel's Virtual Function VF Resizable Base Address Register BAR restoration process can attempt to access memory outside of its allocated bounds. This out-of-bounds...

B&R Automation X20EDS410 Multiple Releases of Same Resource or Handle (CVE-2026-43494)

The Linux kernel version shipped with the affected B&R product X20EDS410 is affected by a vulnerability. A flaw in the kernel's net/rds zerocopy path that fails to reset opnents, leading to a double free. Successful local exploitation of this vulnerability could allow an authenticated attacker wi...

CVE-2026-64243

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: simple-mux: Fix enum control bounds check simplemuxcontrolput rejects values greater than e-items, but enum control values are zero based. For the two-entry mux used by this driver, valid values are 0 and 1, so valu...

CVE-2026-64192

A flaw was found in the Linux kernel. When the BPF Berkeley Packet Filter Linux Security Module LSM is compiled into the kernel but not explicitly enabled at boot, a privileged user can create and update a BPF inode storage map. This improper initialization leads to an incorrect memory offset...

UBUNTU-CVE-2026-64032

In the Linux kernel, the following vulnerability has been resolved: bridge: mcast: Fix a possible use-after-free when removing a bridge port When per-VLAN multicast snooping is enabled, the bridge iterates over all the bridge ports, disables the per-port multicast context on each port and enables...

Exploit for Use After Free in Linux Linux_Kernel

CVE-2026-43499 for popsicle This repository contains the CV...

15-Year-Old GhostLock Flaw Enables Root and Container Escape on Most Linux Distros

Researchers at Nebula Security have disclosed GhostLock CVE-2026-43499, a 15-year-old Linux kernel flaw that lets any logged-in user take full root control of a machine that has not been patched. The vulnerable code has shipped by default in essentially every mainstream distribution since 2011. T...

New "Bad Epoll" Linux Kernel Flaw Lets Unprivileged Users Gain Root, Hits Android

A newly disclosed Linux kernel flaw called Bad Epoll CVE-2026-46242 lets an ordinary user with no special access take full control of a machine as root. It affects Linux desktops, servers, and Android, and a fix is out. Bad Epoll sits in the same small stretch of kernel code where Anthropic's mos...

kernel: exit: prevent preemption of oopsing TASK_DEAD task

A flaw was found in the Linux kernel. During the exit process of a task that has encountered an error, the system can incorrectly allow the task to be interrupted. This can lead to improper management of the task's memory, potentially causing memory corruption. Such an issue could allow a local...

⚡ Weekly Recap: Linux Kernel Flaws, AI Malware Tricks, Turla Backdoor, Infostealers and More

This week was a reminder that attackers do not always need big tricks. One small mistake, one old access path, one missed patch, and suddenly the door is open. The noise is not all noise, either. Forums are talking, researchers are finding easy cracks, and defenders have more cleanup waiting...

Linux Distros Unpatched Vulnerability : CVE-2026-53019

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - clk: spacemit: ccumix: fix inverted condition in ccumixtriggerfc Fix inverted condition that skips frequency change trigger, causing kernel panics during cpufre...

CVE-2026-53083

A flaw was found in the Linux kernel. A missing condresched in the bpffdarraymapclear loop, specifically when handling BPF Berkeley Packet Filter PROGARRAY maps with numerous entries, can lead to an RCU Read-Copy Update stall. This can result in a Denial of Service DoS under heavy system load, as...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dm: Clearing the clone request’s bio pointer when the last cloned bio is freed It was observed that stale values of rq-bio could lead to double initialization of cloned bios in request-based device-mapper targets, resulting in...

Security Bulletin: IBM MQ Appliance is affected by multiple open source vulnerabilities (CVE-2026-23193, CVE-2026-23231, CVE-2026-3497)

Summary IBM MQ Appliance has addressed multiple open source vulnerabilities. Vulnerability Details CVEID:CVE-2026-3497 DESCRIPTION: Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects the GSSAPI patches added by various Linux distributions...

CVE-2026-45974

A flaw was found in the Linux kernel's btrfs filesystem. The btrfsquotaenable function contains a logic error where it attempts to access an invalid memory location if a specific key is not found during a search operation. This incorrect handling of search results can lead to invalid leaf access,...

kernel: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel

A flaw was found in the Linux kernel's XFRM ESP-in-TCP subsystem. Unsafe in-place cryptographic processing allows a low-privileged local attacker to write arbitrary bytes into the page cache of read-only files, including sensitive system files. An attacker can exploit this to overwrite privileged...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the BPF code, ensure that skb-len != 0 when redirecting a packet to a tunneling device. The syzkaller function managed to trigger another case where skb-len == 0 when entering devqueuexmit. WARNING: CPU: 0, PID: 2470; Location...

Astra Linux – Vulnerability in Linux

A issue was discovered in the kernel of NetBSD 7.1. An Access Point AP forwards EAPOL frames to other clients even though the sender has not yet successfully authenticated with the AP. This could be exploited in Wi-Fi networks to launch denial-of-service attacks against connected clients, and it...

Astra Linux – Vulnerability in Linux 5.10

A flaw in the Linux kernel’s implementation of the RDMA communication manager listener code allowed an attacker with local access to set up a socket to listen on a high port. This allowed for a memory element to be used after it was freed. With the ability to execute code, a local attacker could...