cve-2022-21658

CVE-2022-21658 poc Asegúrate de usar la versión de Rust 1.58.0. Primero, ejecuta: while :; do mkdir /tmp/legit; rm -r /tmp/legit; ln -s /tmp/sensitive /tmp/legit; done Luego: cargo run...

Exploit-Dirty-Cow

漏洞利用 - Dirty Cow CVE-2016-5195 权限提升实验室 | Linux 内核漏洞利用 📋 概述 动手实验复现 DirtyCow 漏洞（CVE-2016-5195），这是一个在 Linux 内核中发现的严重竞争条件漏洞，允许非特权用户获得对只读内存映射的写入权限，从而实现完全 root 权限提升。 🎯 目标 理解如何在内核层面利用竞争条件漏洞 在受控环境中复现真实世界的权限提升攻击 分析漏洞利用行为并记录缓解策略 🛠️ 工具与环境 Kali Linux（存在漏洞的内核版本） GCC 编译器 C 漏洞利用代码（dirtycow.c） 🔬 我的操作 1. 搭建一个存在漏洞的...

kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg

A race condition was found in the Linux kernel cryptographic user API, AFALG in the way concurrent writes to the same AFALG socket are handled. Interleaved data and inconsistent internal socket state may result. A local user could use this flaw to crash the system or corrupt cryptographic operati...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In OpenVSwitch, the defertunnelnetdevput function is delayed until the RCU callback is executed. The ovsnetdevtunnelDestroy function may be executed after NETDEVUNREGISTER has already detached the device. Dropping the reference t...

CVE-2021-3560_Polkit

CVE-2021-3560 Polkit Local Privilege Escalation .--. .-" "-. .--. / .. / .-. .-. / .. \ | | '| / Y \ |' | | | \ \ \ 0 | 0 / / / | \ '- ,.-" "-./, -' / '-' / ^ ^ \ '-' .--'| . ./ |'--. / \ \ / / \ / '. '---' .' \ / '---' \ / \ An automated exploit for the CVE-2021-3560 vulnerability affecting...

kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush()

A flaw was found in the Linux kernel's block input/output control group blk-cgroup component. This vulnerability, a Use-After-Free UAF, occurs when multiple block control groups are released at the same time. A race condition allows one group to remove another's entries while it is still in use,...

kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg

A race condition was found in the Linux kernel cryptographic user API, AFALG in the way concurrent writes to the same AFALG socket are handled. Interleaved data and inconsistent internal socket state may result. A local user could use this flaw to crash the system or corrupt cryptographic operati...

kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg

A race condition was found in the Linux kernel cryptographic user API, AFALG in the way concurrent writes to the same AFALG socket are handled. Interleaved data and inconsistent internal socket state may result. A local user could use this flaw to crash the system or corrupt cryptographic operati...

kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush()

A flaw was found in the Linux kernel's block input/output control group blk-cgroup component. This vulnerability, a Use-After-Free UAF, occurs when multiple block control groups are released at the same time. A race condition allows one group to remove another's entries while it is still in use,...

CVE-2025-32421

CVE-2025-32421 Eclipse 技术实验 针对 Next.js 15.0.4 中 CVE-2025-32421 Eclipse 技术的全面演示——一种绕过原始 CVE-2024-46982 补丁的复杂竞态条件攻击。 警告——仅供教育用途 本实验专为以下目的设计： 安全研究与教育 漏洞评估培训 理解攻击向量 提升安全意识 请勿用于： 对非自有系统进行未授权测试 恶意攻击或利用 生产环境 Eclipse 技术概述 Eclipse 技术利用了 Next.js 15.0.4 中 Promise 批处理器机制的竞态条件，允许攻击者在不同请求间共享缓存结果，泄漏本应保密的敏感服务端数据...

kernel: drm/amdgpu: Fix use-after-free race in VM acquire

A flaw was found in the Linux kernel's AMD GPU amdgpu driver. This vulnerability involves a timing issue, known as a race condition, during the process of acquiring a Virtual Machine VM. When multiple processes attempt to access the same VM simultaneously, a local attacker could exploit this flaw...

EUVD-2026-85731

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under a race condition, the MCP search tool's shared state handling could have caused search results to be returned under an incorrect user context...

CVE-2026-92628

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under a race condition, the MCP search tool's shared state handling could have caused search results to be returned under an incorrect user context...

CVE-2026-93829

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix races in cifsd thread creation The cifsd demultiplex thread can run and access tcpses before the parent thread has finished populating tcpses, which the worker thread accesses locklessly. Also, the kthreadrun mac...

abrt security update

2.1.11-60.0.7 - Fix symlink following in event handler scripts CVE-2026-54230Orabug: 40051150 2.1.11-60.0.5 - Fix TOCTOU in SetElement/DeleteElement CVE-2026-54228 Orabug: 39811882 - Fix race condition in ChownProblemDir CVE-2026-54229 Orabug: 39811882...

CVE-2026-92628: Concurrent Execution using Shared Resource with Improper Synchronization

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under a race condition, the MCP search tool's shared state handling could have caused search results to be returned under an incorrect user context...

CVE-2026-93239

In the Linux kernel, the following vulnerability has been resolved: arm64: mm: Fix the lockless page-table walk in showpte showpte walks page tables locklessly and can run with interrupts enabled. A concurrent teardown can free a table page while it is being walked. It can also clear a parent ent...

UBUNTU-CVE-2026-93247

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix 'hdev-discovery.uuids' NULL dereference 'uuidcount' member of struct 'discoverystate' is assigned and read without any locks, so there is a chance of situation when uuidcount != 0, but uuids is NULL and there...

UBUNTU-CVE-2026-93285

In the Linux kernel, the following vulnerability has been resolved: f2fs: embed f2fsgckthread in f2fssbinfo Instead of allocating f2fsgckthread dynamically, embed it in f2fssbinfo. This simplifies lifetime management and prepares for fixing race conditions during teardown. - sbistore -...

UBUNTU-CVE-2026-93804

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: ibss: wait for in-flight TX on disconnect While leaving an IBSS in ieee80211ibssdisconnect mac80211 flushes stations, turns the carrier off and immediately tells the driver to leave as well. While there may be...