WebMar 15, 2024 · 可以查看 d3dev_instance_init 函数,该函数会对 d3devState 数据进行基本的初始化: 在该函数中,将 rand_r 字段设置成 rand_r 函数的地址,rand_r 函数位于 QEMU 可执行程序中,因此可以越界读该字段 … WebI participated in the Crypto CTF 2024 event (a CTF which contains only cryptography related challenges), playing as part of Social Engineering Experts. It occurred over the course of 1 day (Fri, 15 July 2024, 22:00 SGT — Sat, 16 July 2024, 22:00 SGT). In the end, we ranked 15 th out of 421 scoring teams :
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WebAug 23, 2024 · WMCTF 2024 部分 WRITEUP 2024/08/23writeupwriteup 前言 这次WMCTF拿了3个一血 题目设计非常有趣 其中还有几个0day 很多实际渗透遇到的问题也考虑到了 subconverter 一血 题目给了一个开源的代理订阅转换器 是个C++的项目 拿到源码 首先先寻找路由 查看鉴权逻辑 webServer.append_response("GET", "/", "text/plain", … WebSep 1, 2024 · Linux kernels from 5.7-rc1 prior to 5.13-rc4, 5.12.4, 5.11.21, and 5.10.37 are vulnerable to a bug in the eBPF verifier's verification of ALU32 operations in the scalar32_min_max_and function when performing AND operations, whereby under certain conditions the bounds of a 32 bit register would not be properly updated. WebMay 25, 2024 · ZDI-21-606ZDI-CAN-13590. This vulnerability allows local attackers to escalate privileges on affected installations of Canonical Ubuntu. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of eBPF programs. refletor industrial smart sx sxsps220