作者 | Matt Saunders译者 | 平川在一周内,两处 Linux 内核本地权限提升漏洞相继被公开披露。其中,由安全公司 Theori 于 2026 年 4 月 29 日披露的“复制失败(Copy Fail)”(CVE-2026-31431), 以及由研究员 Hyunwoo Kim 于 2026 年 5 月 7 日披露的“脏碎片(Dirty Frag)”( CVE-2026-43284 ...
快科技5月8日消息,继Copy Fail漏洞之后,Linux内核再度曝出严重的本地提权漏洞Dirty Frag。与Copy Fail机制类似,任何本地用户只需运行一个程序,就能瞬间获取root权限,且不依赖特定系统条件或时序触发,是一个纯粹的逻辑漏洞 ...
A novel Linux Kernel cross-cache attack named SLUBStick has a 99% success in converting a limited heap vulnerability into an arbitrary memory read-and-write capability, letting the researchers elevate ...
IT之家 5 月 13 日消息,安全研究人员 Hyunwoo Kim 此前发现一项名为“Dirty Frag”的 Linux 内核漏洞。该漏洞属于本地权限提升(LPE)漏洞,允许黑客借助低权限账号直接获取 root 权限。该漏洞于 4 月 30 日向 ...
Fragnesia CVE-2026-46300 corrupts Linux page cache via XFRM ESP-in-TCP, enabling local root access on major distros.
Researchers from the Graz University of Technology have discovered a way to convert a limited heap vulnerability in the Linux kernel into a malicious memory writes capability to demonstrate novel ...
The actively exploited flaw builds on Dirty Pipe and Copy Fail techniques to overwrite page cache and gain full system ...
A pair of newly disclosed Linux kernel vulnerabilities, collectively dubbed Fragnesia, allow a local attacker to corrupt the ...