Re: What are the consequences of disabling chroot in all master services?

2022-12-12 Thread Fourhundred Thecat
This is not specific to postfix, but I cannot pass this opportunity to remind/inform people that chroot is itself a potential source of security vulnerabilities: Please enjoy studying this beautiful local privilege escalation bug in FreeBSD's ftpd, which was enabled by chroot jail:

Re: What are the consequences of disabling chroot in all master services?

2022-12-12 Thread postfix
I apologize for the email being html-only, not my intention. I'm having trouble getting Thunderbird to do this right as I have to manually do this for every outgoing email. Tools > Settings > Composition > Sending Format > (Automatic || Only Plain Text) and Tools > Account Settings >

Re: What are the consequences of disabling chroot in all master services?

2022-12-12 Thread Sam
I apologize for the email being html-only, not my intention. I'm having trouble getting Thunderbird to do this right as I have to manually do this for every outgoing email. Can you please elaborate on what you mean with "problems of their own"? Anything specific comes to mind? This whole

Re: What are the consequences of disabling chroot in all master services?

2022-12-12 Thread Wietse Venema
Sam: [ text/html is unsupported, treating like TEXT/PLAIN ] > ?html style="direction: ltr;"? > ?head? > > ?meta http-equiv="content-type" content="text/html; charset=UTF-8"? > ?style id="bidiui-paragraph-margins" type="text/css"?body p { > margin-bottom: 0cm; margin-top: 0pt; }

What are the consequences of disabling chroot in all master services?

2022-12-12 Thread Sam
Dear postfix experts: While setting up postfix in a docker container, I have been getting the error "fatal: unknown service: smtp/tcp" when attempting to send an email. I investigated the issue, and it seems it has something to do with setting up chroot