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kernel: manager's parent must be zygote(uid=0)

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weishu
2022-12-21 21:05:16 +07:00
parent 9aacf2a64d
commit 47b0f7bdeb
1 changed files with 6 additions and 0 deletions
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6
kernel/ksu.c
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@@ -94,6 +94,12 @@ static bool become_manager() {
char *buf; char *buf;
bool result = false; bool result = false;
// must be zygote's direct child, otherwise any app can fork a new process and open manager's apk
if (task_uid(current->real_parent) != 0) {
pr_info("parent is not zygote!\n");
return false;
}
if (__manager_uid != 0) { if (__manager_uid != 0) {
pr_info("manager already exist: %d\n", __manager_uid); pr_info("manager already exist: %d\n", __manager_uid);
return true; return true;