Title:Linux kernel 安全漏洞 (CVE-2023-0386) Description:Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于在 Linux kernel的 OverlayFS 子系统中发现了未经授权访问，用户可以将一个有执行能力的文件从一个 nosuid 挂载复制到另一个挂载，这个 uid 映射错误允许用户升级他们在系统上的权限。
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