kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

Exploit for Code Injection in Vmware Spring_Framework

CVE-2022-22965 Poc&Exp: Supports batch scanning Us...

Important: kernel

Issue Overview: In the Linux kernel through 6.3.1, a use-after-free in Netfilter nftables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

kernel: drivers:md:fix a potential use-after-free bug

A use-after-free bug exists in the linux kernel such that in the line "raid5releasestripesh;" drops the reference to sh and may cause sh to be released. However, sh is subsequently used in lines "if sh-batchhead && sh != sh-batchhead" resulting in a minor application crash...

kernel: netfilter: ipset: Rework long task execution when adding/deleting entries

An uncontrolled resource consumption flaw was found in the Linux kernel's netfilter ipset subsystem when processing large batch operations. A local user with CAPNETADMIN capability can trigger this issue by adding or deleting a large number of ipset entries in a single operation, causing the kern...

In the Linux kernel through 6.3.1 a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.

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How to Batch Upgrade Citrix Receiver to Citrix Workspace App with Single Sign-on and Desktop Lock

This article is designed todescribe how to batch upgrade Citrix Receiver to Citrix Workspace App with Single Sign-on and Desktop Lock...

kernel: bpf: Add schedule points in batch ops

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

kernel: drivers:md:fix a potential use-after-free bug

A use-after-free bug exists in the linux kernel such that in the line "raid5releasestripesh;" drops the reference to sh and may cause sh to be released. However, sh is subsequently used in lines "if sh-batchhead && sh != sh-batchhead" resulting in a minor application crash...

DEBIAN-CVE-2023-32233

In the Linux kernel through 6.3.1, a use-after-free in Netfilter nftables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled...

ALPINE-CVE-2023-32233

In the Linux kernel through 6.3.1, a use-after-free in Netfilter nftables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled...

UBUNTU-CVE-2023-32233

In the Linux kernel through 6.3.1, a use-after-free in Netfilter nftables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled...

CERT-UA Warns of SmokeLoader and RoarBAT Malware Attacks Against Ukraine

An ongoing phishing campaign with invoice-themed lures is being used to distribute the SmokeLoader malware in the form of a polyglot file, according to the Computer Emergency Response Team of Ukraine CERT-UA. The emails, per the agency, are sent using compromised accounts and come with a ZIP...

Linux kernel 资源管理错误漏洞

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from mishandling of anonymous sets and post-release reuse in Netfilter nftables when processing batch requests, which can be abused to...