cve-2021-4034

CVE-2021-4034 - PwnKit（Polkit 本地权限提升） 概述 本仓库包含 CVE-2021-4034 （即 PwnKit）的概念验证代码。仅用于个人学习和教育目的 。请仅在您拥有或明确授权测试的环境中使用。 依赖项 要构建该利用程序，您需要： gcc make nasm ld xxd 描述 pkexec 是 Polkit 的一个实用程序，允许授权用户以另一用户身份执行程序（通常具有管理权限），类似于 sudo。CVE-2021-4034 是一个影响该二进制文件的内存损坏漏洞。问题源于当 argc == 0...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990553)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990553 advisory. In the Linux kernel, the following vulnerability has been resolved: exec: Force single empty string when argv is empty Quoting1 Ariadne Conill: In several other...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989395)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989395 advisory. In the Linux kernel, the following vulnerability has been resolved: exec: Force single empty string when argv is empty Quoting1 Ariadne Conill: In several other...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-989913)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989913 advisory. In the Linux kernel, the following vulnerability has been resolved: exec: Force single empty string when argv is empty Quoting1 Ariadne Conill: In several other...