函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\commoncap.c Create Date:2022-07-27 20:10:30
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__is_suid

函数原型：static inline bool __is_suid(kuid_t uid, struct cred *cred)

返回类型：bool

参数：

类型参数名称
kuid_tuid
struct cred *cred
699  返回:非__is_real(uid, cred)且__is_eff(uid, cred)
调用者
名称描述
handle_privileged_roothandle_privileged_root - Handle case of privileged root*@bprm: The execution parameters, including the proposed creds*@has_fcap: Are any file capabilities set?*@effective: Do we have effective root privilege?*@root_uid: This namespace' root UID WRT
nonroot_raised_pE1) Audit candidate if current->cap_effective is set* We do not bother to audit if 3 things are true:* 1) cap_effective has all caps* 2) we became root *OR* are were already root* 3) root is supposed to have all caps (SECURE_NOROOT)