linux-kernel - Re: System-wide hard RLIMIT

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Message-ID: <1669126.Pey9B8WxsI@electra>
Date:   Tue, 12 Dec 2017 16:44:52 +0100
From:   Tomáš Trnka <trnka@....com>
To:     linux-kernel@...r.kernel.org
Cc:     Kees Cook <keescook@...omium.org>
Subject: Re: System-wide hard RLIMIT_STACK in 4.14.4+ w/ SELinux

> Of course this can be somewhat worked around by adjusting the SELinux policy
> (allowing blanket noatsecure permission for init_t and possibly others) or
> by pam_limits (for components using PAM).

Correction: pam_limits also usually doesn't help here, as it's often followed 
by another secureexec (for example when login (local_login_t) executes the 
shell with transition to unconfined_t).

2T