bprm->unsafe |= LSM_UNSAFE_PTRACE;
}
+ /*
+ * This isn't strictly necessary, but it makes it harder for LSMs to
+ * mess up.
+ */
+ if (current->no_new_privs)
+ bprm->unsafe |= LSM_UNSAFE_NO_NEW_PRIVS;
+
n_fs = 1;
spin_lock(&p->fs->lock);
rcu_read_lock();
bprm->cred->euid = current_euid();
bprm->cred->egid = current_egid();
- if (!(bprm->file->f_path.mnt->mnt_flags & MNT_NOSUID)) {
+ if (!(bprm->file->f_path.mnt->mnt_flags & MNT_NOSUID) &&
+ !current->no_new_privs) {
/* Set-uid? */
if (mode & S_ISUID) {
bprm->per_clear |= PER_CLEAR_ON_SETID;