Date: Sat, 08 Feb 1997 18:00:10 -0800 From: David Greenman <dg@root.com> To: bill@twwells.com (T. William Wells) Cc: freebsd-questions@freebsd.org Subject: Re: 2.1.7 binaries and 2.1.5 system (fwd) Message-ID: <199702090200.SAA05603@root.com> In-Reply-To: Your message of "Sat, 08 Feb 1997 20:16:42 EST." <m0vtNsp-0000ruC@twwells.com>
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>> I want to do a quick substitution of the 2.1.7 setuid programs >> (when 2.1.7 comes out) into my 2.1.5 system, as I don't have the >> time to do a full upgrade. Any caveats? > >Oh, and before anyone else tells me -- yes, I know what I'm doing, >e.g., libc has to be replaced or I have to statically link those >setuid programs. And I have to trace down program calls to ensure >that the bugs don't get invoked in unreplaced programs. > >I'm concerned about kernel call changes, file format changes, and >the like -- stuff that I'd have to spend hours reading the source >to find. If I were going to do that, I'd just go ahead and do a >full upgrade! There are no incompatibilites like this that I know of. You should have no trouble with a mix of 2.1.5, 2.1.6, and 2.1.7 executables...although you _should_ upgrade all of system binaries to 2.1.7 as there will be many other potential security holes fixed in the release, too. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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