Date: Thu, 29 Aug 2013 15:17:03 +0400 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: freebsd-security@FreeBSD.org Cc: des@des.no Subject: Re: OpenSSH, PAM and kerberos Message-ID: <20130829111703.GB3371@zxy.spb.ru> In-Reply-To: <20130829004844.GA70584@zxy.spb.ru> References: <20130829004844.GA70584@zxy.spb.ru>
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On Thu, Aug 29, 2013 at 04:48:44AM +0400, Slawa Olhovchenkov wrote: > I am try to setup single sign-on and found this is imposuble due to > bug in OpenSSH: currently sshd do pam_authenticate() and > pam_acct_mgmt() from child process, but pam_setcred() from paren > proccess. pam_krb5 in pam_sm_setcred() required information from > pam_sm_authenticate and can't work corretly (can't create > /tmp/krb5cc_NNNN, can't set envirompent KRB5CCNAME and so). > > In logs/debugs this is as > > openpam_dispatch(): pam_krb5.so: pam_sm_setcred(): failed to retrieve user credentials As I see, similar bug open in upstream from 2003: https://bugzilla.mindrot.org/show_bug.cgi?id=688
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