tetragon-dirtyfrag

tetragon-dirtyfrag 在运行时使用 Cilium Tetragon TracingPolicy 阻止 DirtyFrag Linux 权限提升利用链（CVE-2026-43284 / CVE-2026-43500 ）。该策略在其套接字设置步骤将公开的概念验证程序 SIGKILL，使其无法到达会赋予 root 权限的页缓存写入操作。 这是什么。 一份实验报告。我第一次搭建 Tetragon，想看看它是否真的能阻止一个真实的、当前内核的权限提升漏洞。它做到了。本文档精确记录了我运行了什么、触发了什么，以及同样重要的是，它所证明的局限。这不能 替代打补丁。 文件：本...

CVE-2026-6264

A critical vulnerability in the Talend JobServer and Talend Runtime allows unauthenticated remote code execution via the JMX monitoring port. The attack vector is the JMX monitoring port of the Talend JobServer. The vulnerability can be mitigated for the Talend JobServer by requiring TLS client...

Exploit for Race Condition in Openbsd Openssh

OpenSSH CVE-2024-6387 A vulnerability CVE-2024-6387 has bee...

CVE-2021-46990

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix crashes when toggling entry flush barrier The entry flush mitigation can be enabled/disabled at runtime via a debugfs file entryflush, which causes the kernel to patch itself to enable/disable the relevant...

CVE-2021-46990

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix crashes when toggling entry flush barrier The entry flush mitigation can be enabled/disabled at runtime via a debugfs file entryflush, which causes the kernel to patch itself to enable/disable the relevant...

Microsoft BlueHat Security contest - Mega Prize $250,000

Microsoft BlueHat Security contest - Mega Prize $250,000 Microsoft today launched a $250,000 contest for researchers who develop defensive security technologies that deal with entire classes of exploits. The total cash awards for Microsoft's "BlueHat Prize" contest easily dwarfs any bug bounty...