privilege escalation

Linux Kernel Netfilter Vulnerability Allows Privilege Escalation for Attackers

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Linux Kernel Netfilter Vulnerability Allows Privilege Escalation for Attackers

Shake Network Technology NewsClick the right to follow for the latest technology news!Part01 Vulnerability Overview A high-risk vulnerability has been discovered in the ipset subsystem of the Linux kernel netfilter, allowing local attackers to escalate privileges to root level. This vulnerability exists in the bitmap:ip implementation of the ipset framework, stemming from insufficient range validation … Read more

Shocking! A 16-Year-Old Vulnerability Lurking in the Linux Kernel

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Shocking! A 16-Year-Old Vulnerability Lurking in the Linux Kernel

CVE-2021-42008 is a Slab-Out-Of-Bounds Write vulnerability in the Linux 6pack driver, caused by a lack of size validation checks in the decode_data function. Malicious input from a process with CAP_NET_ADMIN capabilities may lead to an overflow of the Cooked_buf field in the Sixpack structure, resulting in kernel memory corruption. If exploited correctly, this could lead … Read more

Linux Kernel Netfilter Vulnerability Allows Privilege Escalation for Attackers

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Linux Kernel Netfilter Vulnerability Allows Privilege Escalation for Attackers

Part01 Vulnerability Overview A critical vulnerability has been discovered in the ipset subsystem of the Linux kernel’s netfilter, allowing local attackers to escalate their privileges to root level. This vulnerability exists in the bitmap:ip implementation of the ipset framework, stemming from insufficient range validation when processing CIDR format IP address ranges. Due to the lack … Read more

Critical Vulnerability in Linux sudo Command 9.3 Fixed: Potential Privilege Escalation to Root Level

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Critical Vulnerability in Linux sudo Command 9.3 Fixed: Potential Privilege Escalation to Root Level

Click the blue “Most Coders” to follow me! Add a “star“, every day at 18:03, let’s learn technology together Source: IT Home Technology media borncity reported yesterday (July 1) that a serious vulnerability exists in the sudo command in Linux, which can be exploited by attackers to escalate privileges to root level. According to the … Read more

Linux Privilege Escalation (CVE-2025-6019): Achieving Root Access via udisksd and libblockdev

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Linux Privilege Escalation (CVE-2025-6019): Achieving Root Access via udisksd and libblockdev

SecureLayer7’s security researchers have released technical details and proof of concept (POC) for the security vulnerability CVE-2025-6019, which affects Linux distributions relying on the udisksd daemon and libblockdev backend, including Fedora and SUSE. This vulnerability allows users in the allow_active group to gain root privileges through local privilege escalation (LPE), and it can be easily … Read more

Vulnerability Alert | Local Privilege Escalation Vulnerabilities in Linux sudo

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Vulnerability Alert | Local Privilege Escalation Vulnerabilities in Linux sudo

0x00 Vulnerability ID CVE-2025-32462 CVE-2025-32463 0x01 Danger Level High Risk 0x02 Vulnerability Overview Sudo is a tool used in Unix-like systems that allows authorized users to execute commands with the security privileges of another user, widely used in system administration and operations. 0x03 Vulnerability DetailsCVE-2025-32462Vulnerability Type:Local Privilege EscalationImpact:Privilege EscalationSummary:The Linux sudo host privilege escalation vulnerability … Read more

Linux Privilege Escalation Techniques (Part 1)

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Linux Privilege Escalation Techniques (Part 1)

• 1. Basics of Linux Permissions • Linux Permission Management • Linux Security Mechanisms • 2. Understanding Various Shells • Interactive Shell and Non-Interactive Shell • Forward Shell and Reverse Shell • Common Reverse Shell Commands • 3. Information Gathering in Linux • Manual Enumeration of Basic Linux Information • Automated Enumeration of Basic Linux … Read more

Linux USB Audio Driver Vulnerability Exploited by Malicious USB Devices in the Wild

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Linux USB Audio Driver Vulnerability Exploited by Malicious USB Devices in the Wild

A critical vulnerability exists in the USB audio driver of the Linux kernel that may lead to out-of-bounds memory reads. This vulnerability has been patched by Takashi Iwai from SUSE. If an attacker gains physical access to the system, they can exploit malicious USB devices to achieve privilege escalation, tamper with system memory, or execute … Read more

Linux USB Audio Driver Vulnerability Exploited by Malicious USB Devices in the Wild

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Linux USB Audio Driver Vulnerability Exploited by Malicious USB Devices in the Wild

A critical vulnerability exists in the USB audio driver of the Linux kernel that may lead to out-of-bounds memory reads. This vulnerability has been patched by Takashi Iwai from SUSE. If an attacker gains physical access to the system, they can exploit malicious USB devices to escalate privileges, tamper with system memory, or execute arbitrary … Read more

Nimbuspwn: Microsoft Discovers Multiple Privilege Escalation Vulnerabilities in Linux Operating System

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Nimbuspwn: Microsoft Discovers Multiple Privilege Escalation Vulnerabilities in Linux Operating System

Microsoft has discovered two privilege escalation vulnerabilities in the Linux operating system that could allow attackers to perform various malicious activities. They are CVE-2022-29799 and CVE-2022-29800, collectively referred to as “Nimbuspwn”. The Microsoft 365 Defender security team released a report stating that these vulnerabilities “can be exploited in combination to gain root privileges on Linux … Read more