{"published":"2026-04-30 21:57:16","height":"190","provider_name":"Hatena Blog","title":"WSL2\u306eLinux\u30ab\u30fc\u30cd\u30eb\u3082\u5f71\u97ff\u53d7\u3051\u308bCopy Fail","width":"100%","author_name":"abyssluke","blog_url":"https://abyssluke.hatenablog.com/","version":"1.0","type":"rich","blog_title":"\u4ee5\u4e0b\u7701\u7565!","provider_url":"https://hatena.blog","url":"https://abyssluke.hatenablog.com/entry/2026/04/30/215716","description":"(\u8a18\u4e8b\u753b\u50cf\u306f\u9069\u5f53) \u30bf\u30a4\u30c8\u30eb\u3067\u8a00\u3044\u305f\u3044\u3053\u3068\u306f\u8a00\u3063\u3066\u3044\u308b\u7cfb\u8a18\u4e8b\u30021\u30ad\u30ed\u30d0\u30a4\u30c8\u306b\u6e80\u305f\u306a\u3044\u306ePython\u30b3\u30fc\u30c9(PoC)\u3067root\u6a29\u9650\u3092\u53d6\u5f97\u3067\u304d\u3066\u3057\u307e\u3046Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027 Copy Fail(CVE-2026-31431)\u304c\u767a\u8868\u3055\u308c\u305f\u304c\u3001WSL2\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb 6.6.87.2-microsoft-standard-WSL2 + Ubuntu\u3067PoC\u3092\u5b9f\u884c\u3057\u305f\u3068\u3053\u308droot shell\u306b\u5165\u3063\u3066\u3057\u307e\u3063\u305f\u3068\u3044\u3046\u3002\u5927\u304d\u306a\u5f71\u97ff\u3092\u53d7\u3051\u308b\u306e\u306f\u30b3\u30f3\u30c6\u30ca\u3084SaaS\u7528\u9014\u306a\u3069\u3067\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u3067\u3001\u81ea\u5206\u306e\u4f7f\u3044\u65b9\u7684\u306b\u306f\u3042\u307e\u308a\u5f71\u97ff\u304c\u306a\u3044\u304c\u3001\u30d1\u30c3\u30c1\u6e08\u306e\u30ab\u30fc\u30cd\u30eb\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u308b\u306e\u3060\u308d\u3046\u304b\u3002","categories":["\u96d1\u8a18PC","Windows","Linux","\u4e00\u884c\u30d6\u30ed\u30b0"],"author_url":"https://blog.hatena.ne.jp/abyssluke/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fabyssluke.hatenablog.com%2Fentry%2F2026%2F04%2F30%2F215716\" title=\"WSL2\u306eLinux\u30ab\u30fc\u30cd\u30eb\u3082\u5f71\u97ff\u53d7\u3051\u308bCopy Fail - \u4ee5\u4e0b\u7701\u7565!\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"https://cdn.gudako.net/blog/imagefx/seal_fov.jpg"}