Mixt 的一面：PWN、二进制安全、漏洞分析与 CTF writeup。https://uuandmixt.com/zh-CNhttps://uuandmixt.com/mixt/posts/2026-2/https://uuandmixt.com/mixt/posts/2026-2/第一届创宇杯网络安全技能大赛Fri, 18 Sep 2026 00:00:00 GMT无Mixthttps://uuandmixt.com/mixt/posts/2018-core-2/https://uuandmixt.com/mixt/posts/2018-core-2/强网杯2018 core 内核题利用有符号整数溢出造成内核栈溢出，泄露 Canary 后构造 ROP 链执行 commit_creds(prepare_kernel_cred(0)) 完成提权。Thu, 17 Sep 2026 00:00:00 GMTlinux kernel pwnlinux kernel pwnROP栈溢出整数溢出Mixthttps://uuandmixt.com/mixt/posts/libc-stdio-buffer/https://uuandmixt.com/mixt/posts/libc-stdio-buffer/利用 stdio 缓冲区延迟分配与 tcache_perthread_struct 操纵，实现任意地址写并泄露 libc，最终改写 mp_.tcache_bins 完成利用。Wed, 16 Sep 2026 00:00:00 GMTIO_FILElibc_stdio_buffertcache_perthread_structmp_Mixt