universal filter crashes when there is no valid default page size

[zdohnal]

Answer from ipptool, grepped for default media related settings
full log
:

        media-col-default (collection) = {media-bottom-margin=1 media-left-margin=1 media-right-margin=1 media-size={x-dimension=10160 y-dimension=10252} media-size-name=oe_4x4.03661-label_4x4.03661in media-source=main-roll media-top-margin=1 media-top-offset=0 media-tracking=continuous media-type=labels}
        media-default (keyword) = oe_4x4.03661-label_4x4.03661in

zebra-lprint-perm.ppd.txt

job_log.txt

$ PPD=zebra-lprint-perm.ppd.txt CONTENT_TYPE=text/plain FINAL_CONTENT_TYPE=image/urf /usr/lib/cups/filter/universal 1 root '' 1 '' /etc/fstab > out.ras
DEBUG: ppdFilterLoadPPD: Color profile qualifier determined from job and PPD data 'Gray.Labels.300dpi'
DEBUG: ppdFilterLoadPPD: No ICC profiles specified in PPD
DEBUG: ppdFilterLoadPPD: Searching for profile "-/Labels"...
Segmentation fault (core dumped)

Backtrace

The issue is caused by bug in lprint/pappl, which does not set the correct default page size, but we should end up with error and not with crash.

System Information:
Fedora 39, libppd 2.0.0, lprint 1.2.0, CUPS 2.4.7, pappl 1.4.2