On Fri, Mar 03, 2023 at 04:02:43PM -0500, Stephen Smoogen wrote:
> On Fri, 3 Mar 2023 at 15:56, Ben Cotton <bcot...@redhat.com> wrote:
> > 2. crypto-policies —  Insecure installed RPMs (like Google Chrome)
> > prevent system updates in F38, can't be removed  — NEW
> > ACTION: Upstream to implement MR #129
> >
> >
> > 2. crypto-policies — https://bugzilla.redhat.com/show_bug.cgi?id=2170878
> > — NEW
> > Insecure installed RPMs (like Google Chrome) prevent system updates in
> > F38, can't be removed
> >
> > Some third-party repos (including Google Chrome) that sign packages
> > with SHA-1 cannot be uninstalled, which breaks upgrades. This was
> > designated a blocker by FESCo. Work is in progress upstream to allow
> > RPM to permit SHA-1 in the default policy while third-party repos
> > update to a supported hash function:
> >
> > https://gitlab.com/redhat-crypto/fedora-crypto-policies/-/merge_requests/129
> 
> I think the issue is 'larger' than SHA-1. Google Chrome and some other 3rd
> party software seem to be signed with keys which are both SHA1 and DSA
> keys. Either one of these would cause the problem with not being able to
> update/uninstall/etc and since one is a checksum and the other is an
> encryption type need possibly different solutions.

Yes. People are aware of this. Merge request 129 had to go as far as
allowing DSA1024 :(

Zbyszek
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