From 6724609769f1046c0935807d134b18ffed8b6733 Mon Sep 17 00:00:00 2001 From: Rodrigo Lourenço Date: Fri, 4 Dec 2020 18:22:07 +0000 Subject: Clarify uid range requirements MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rodrigo Lourenço --- troubleshooting.md | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/troubleshooting.md b/troubleshooting.md index 3ff578142..78e22fa2f 100644 --- a/troubleshooting.md +++ b/troubleshooting.md @@ -248,7 +248,10 @@ This means johndoe is allocated UIDS 100000-165535 as well as his standard UID i /etc/passwd file. You should ensure that each user has a unique range of uids, because overlapping UIDs, -would potentially allow one user to attack another user. +would potentially allow one user to attack another user. In addition, make sure +that the range of uids you allocate can cover all uids that the container +requires. For example, if the container has a user with uid 10000, ensure you +have at least 10001 subuids. You could also use the usermod program to assign UIDs to a user. -- cgit v1.2.3-54-g00ecf