Date: Fri, 19 Jan 2001 14:14:53 -0600 From: "Jacques A. Vidrine" <n@nectar.com> To: "David J. MacKenzie" <djm@web.us.uu.net> Cc: freebsd-security@FreeBSD.ORG Subject: Re: pam_setcred confusion Message-ID: <20010119141453.D66917@hamlet.nectar.com> In-Reply-To: <20010119183250.9CBC612685@jenkins.web.us.uu.net>; from djm@web.us.uu.net on Fri, Jan 19, 2001 at 01:32:50PM -0500 References: <20010119183250.9CBC612685@jenkins.web.us.uu.net>
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On Fri, Jan 19, 2001 at 01:32:50PM -0500, David J. MacKenzie wrote: > A note about my PAM patches: the FreeBSD man page for pam_setcred says: > > This function is used to establish, maintain and delete > the credentials of a user. It should be called after a > user has been authenticated and before a session is opened > ^^^^^^ > for the user (with pam_open_session(3)). > > The Solaris 8 man page for pam_setcred says: > > The pam_setcred() function is used to establish, modify, or > delete user credentials. It is typically called after the > user has been authenticated and after a session has been > ^^^^^ > opened. See pam_authenticate(3PAM), pam_acct_mgmt(3PAM), > and pam_open_session(3PAM). > > Notice that they disagree on the order of the PAM calls. > When I wrote my patches I was referencing the Solaris documentation. > Perhaps the order doesn't matter, in practice. > If it does, then the order of pam_open_session() and pam_setcred() > calls may need to be reversed. The FreeBSD PAM is based on Linux-PAM. If you do ultimately find out that this is a problem, please drop the Linux-PAM authors a line, also. Also see my post to this list earlier this week about the fact that pam_setcred does not seem to work (at least in the Linux-PAM -- and therefore FreeBSD -- implementation). -- Jacques Vidrine / n@nectar.com / jvidrine@verio.net / nectar@FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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