PT-2023-33322 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.158 Description: The issue is related to a use-after-free in the tun detach function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel versions prior to...

GSD-2022-1008249 net: tun: Fix memory leaks of napi_get_frags

net: tun: Fix memory leaks of napigetfrags This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.267 by commit...

GSD-2022-1008177 net: tun: Fix memory leaks of napi_get_frags

net: tun: Fix memory leaks of napigetfrags This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.225 by commit...

GSD-2022-1008113 net: tun: fix bugs for oversize packet when napi frags enabled

net: tun: fix bugs for oversize packet when napi frags enabled This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.154 by commit...

GSD-2022-1008084 net: tun: Fix memory leaks of napi_get_frags

net: tun: Fix memory leaks of napigetfrags This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.155 by commit...

GSD-2022-1007854 net: tun: fix bugs for oversize packet when napi frags enabled

net: tun: fix bugs for oversize packet when napi frags enabled This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.8 by commit...

PT-2022-6768 · Linux +8 · Linux Kernel +8

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to an out-of-bounds memory access flaw in the Linux kernel's TUN/TAP device driver functionality. This occurs when a user generates a malicious, overly large...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: i2c: Fix a potential use after free Free the adap structure only after we are done using it. This patch just moves the putdevice down a bit to avoid the use after free. wsa: added comment to the code, added Fixes...

GSD-2022-1004816 net: tun: unlink NAPI from device on destruction

net: tun: unlink NAPI from device on destruction This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.251 by commit...

GSD-2022-1004728 net: tun: stop NAPI when detaching queues

net: tun: stop NAPI when detaching queues This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.204 by commit...

GSD-2022-1004445 net: tun: stop NAPI when detaching queues

net: tun: stop NAPI when detaching queues This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.53 by commit...

GSD-2022-1004435 net: tun: avoid disabling NAPI twice

net: tun: avoid disabling NAPI twice This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.53 by commit c28f955155037586132f8aad573e06a41d260038...

PT-2021-8138 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The vulnerability is related to a double-free issue in the tun free netdev function. This issue can be exploited to execute arbitrary code and elevate privileges. The problem arises fr...

Clash - A Rule-Based Tunnel In Go

Clash A rule-based tunnel in Go. Features Local HTTP/HTTPS/SOCKS server with authentication support VMess, Shadowsocks, Trojan, Snell protocol support for remote connections Built-in DNS server that aims to minimize DNS pollution attack impact, supports DoH/DoT upstream and fake IP. Rules based o...

Ligolo-Ng - An Advanced, Yet Simple, Tunneling/Pivoting Tool That Uses A TUN Interface

An advanced, yet simple, tunneling tool that uses a TUN interface. by TNP IT Security Introduction Ligolo-ng is a simple , lightweight and fast tool that allows pentesters to establish tunnels from a reverse TCP/TLS connection without the need of SOCKS. Features Tun interface No more SOCKS! Simpl...

kernel: use after free in tun_get_user of tun.c could lead to local escalation of privilege

A flaw use after free in the Linux kernel TUN/TAP device driver functionality was found in the way user create and use tun/tap device. A local user could use this flaw to crash the system or possibly escalate their privileges on the system...

kernel: use after free in tun_get_user of tun.c could lead to local escalation of privilege

A flaw use after free in the Linux kernel TUN/TAP device driver functionality was found in the way user create and use tun/tap device. A local user could use this flaw to crash the system or possibly escalate their privileges on the system...

CVE-2021-0342

A flaw use after free in the Linux kernel TUN/TAP device driver functionality was found in the way user create and use tun/tap device. A local user could use this flaw to crash the system or possibly escalate their privileges on the system. Mitigation To mitigate this issue, prevent the module tu...

DEBIAN-CVE-2021-0342

In tungetuser of tun.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges required. User interaction is not required for exploitation. Product: Android; Versions: Android kernel; Android ID: A-146554327...

My Path to Akamai

Three years ago, I graduated with a bachelor's degree in Electronic Engineering Mechatronic from University Tun Hussein Onn Malaysia. I was to be an engineer in the oil and gas industry - but the universe had a better plan for me. Instead, I stepped into IT, providing Technical Support despite my...