pyroceper/copy-fail-CVE-2026-31431
GitHub: pyroceper/copy-fail-CVE-2026-31431
针对 Linux 内核 Copy Fail 漏洞（CVE-2026-31431）的 C 语言本地提权概念验证代码。
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# CVE-2026-31431 Copy Fail 漏洞利用
作者: pyroceper
测试环境: Ubuntu 25.10 x86_64 ``` $ make $ ./exploit [ * ] Detected kernel: 6.17.0 [ * ] Making backup of /etc/passwd to /tmp [ * ] Backup saved as /tmp/passwd.bak [ * ] Obtaining root shell... # # id uid=0(pwn) gid=0(root) groups=0(root) # whoami pwn ``` # 致谢与参考资料: * 原始漏洞发现: Taeyang Lee 和 Xint Code Research Team * Python 实现: theori-io (https://github.com/theori-io/copy-fail-CVE-2026-31431/blob/main/copy_fail_exp.py) * C 实现: tgies (https://github.com/tgies/copy-fail-c) * 技术文章: https://security.utoronto.ca/advisories/copy-fail-linux-kernel-lpe-and-container-escape/
测试环境: Ubuntu 25.10 x86_64 ``` $ make $ ./exploit [ * ] Detected kernel: 6.17.0 [ * ] Making backup of /etc/passwd to /tmp [ * ] Backup saved as /tmp/passwd.bak [ * ] Obtaining root shell... # # id uid=0(pwn) gid=0(root) groups=0(root) # whoami pwn ``` # 致谢与参考资料: * 原始漏洞发现: Taeyang Lee 和 Xint Code Research Team * Python 实现: theori-io (https://github.com/theori-io/copy-fail-CVE-2026-31431/blob/main/copy_fail_exp.py) * C 实现: tgies (https://github.com/tgies/copy-fail-c) * 技术文章: https://security.utoronto.ca/advisories/copy-fail-linux-kernel-lpe-and-container-escape/
标签：CopyFail, CVE-2026-31431, Exploit, Linux内核, LPE, Maven, meg, PoC, Root提权, Web报告查看器, 信息安全, 内核漏洞, 协议分析, 子域名枚举, 安全渗透, 客户端加密, 容器逃逸, 数据展示, 暴力破解, 本地提权, 权限提升, 漏洞验证, 系统安全, 红队, 网络安全, 隐私保护