Create SECURITY.md

SECURITY.md

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+# Security Policy
+
+## Supported Versions
+
+所有版本都推荐更新到最新版。
+
+如果Ubuntu的版本小于22.04，建议先备份数据。
+系统更新到22.04或者24.04后还原数据。
+
+## Reporting a Vulnerability
+
+Use this section to tell people how to report a vulnerability.
+
+Tell them where to go, how often they can expect to get an update on a
+reported vulnerability, what to expect if the vulnerability is accepted or
+declined, etc.
+
+如有安全相关的问题，请报告至 [email protected]