Re: Fedora 33 System-Wide Change proposal: CompilerPolicy Change

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On Fri, 2020-06-05 at 13:53 -0600, Jeff Law wrote:
> > On 05/06/20 10:26 +0200, Igor Raits wrote:
> > ...
> > > Well, upstreams are not necessarily enabling many security
> > > features
> > > or
> > > optimizations. So you are effectively saying "upstream knows
> > > better"
> > > where I would have to disagree with you. 
> > 
> > Yes, this is a very good point.
> > 
> > Many of Fedora's packages have upstreams that are not using the
> > latest
> > compilers, libraries, security features etc.
> > 
> > Just because upstream hasn't been updated to work with compiler
> > hardening features doesn't mean we should disable those features.
> > Just
> > because upstream's code is not portable to more than one compiler
> > doesn't mean we shouldn't send them bugs (or better still,
> > patches).<> 
> Right.  Though I think the security side of this largely belongs in
> redhat-rpm-
> config and moving annobin/annocheck into an enforcement role (like
> we've done
> with RHEL).
> 
> We did this for RHEL and while painful, getting the vast majority of
> packages to
> honor the flags injection and verification via annobin/annocheck
> before the
> resultant packages can be included in the distro has been a big win
> and enables
> us to do a lot of useful things knowing that the flags injection
> works well.
> 
> Fedora is behind on this.  While most packages honor flags injection,
> we don't
> actually know which do not (either by accident or design) and we
> don't have a way
> to easily find them.   So things like CET in enforcing mode by
> default are going
> to be harder to achieve in Fedora than in RHEL.  But like so many
> things, I don't
> have the time to push on something like this for Fedora.

Just curious, how is it done in RHEL? Just some kind of CI that
analyses all builds or?

> Jeff
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- -- 
Igor Raits <ignatenkobrain@xxxxxxxxxxxxxxxxx>
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