Fixed in ignition-0.35.1-11.rhaos4.5.gitb4d18ad.el8 Should be available in the latest 4.5 nightly releases @wjian Could you repeat your test using a 4.5 nightly?
Verified using bundled CA resources works in latest 4.5 nightly (45.81.202006171436-0) which has ignition-0.35.1-11.rhaos4.5.gitb4d18ad.el8.x86_64
Here's a link to the code I used to verify it: https://github.com/arithx/coreos-assembler/commit/0126dd93be4c74d10d26ca83fac2ea3a7bd962d6
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:2409
The needinfo request[s] on this closed bug have been removed as they have been unresolved for 1000 days