Date: Thu, 15 Jul 2004 15:20:19 -0700 From: Colin Percival <colin.percival@wadham.ox.ac.uk> To: Kris Kennaway <kris@obsecurity.org> Cc: current@freebsd.org Subject: Re: 5.3-RELEASE TODO Message-ID: <6.1.0.6.1.20040715151650.03fae510@popserver.sfu.ca> In-Reply-To: <20040715220447.GA32888@xor.obsecurity.org> References: <200407151424.i6FEOdoq060881@fledge.watson.org> <20040715220447.GA32888@xor.obsecurity.org>
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At 15:04 15/07/2004, Kris Kennaway wrote:
>* linprocfs
>[...]
> if (pvd->pvd_pid != NO_PID) {
> if ((proc = pfind(pvd->pvd_pid)) == NULL)
> PFS_RETURN (ENOENT);
>--> vap->va_uid = proc->p_ucred->cr_ruid;
>
>rwatson has a patch that works around this particular null pointer
>deref, but the underlying cause is not addressed.
This looks like the "embryonic processes are added to allproc and
p_hash too soon" bug (cf. kern/68364). Last I heard, tjr was going
to fix this in the next few days.
Colin Percival
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