SECURITY UPDATE: fix denial of service in cupsd where a client holding
an in-flight Send-Document request stopped unrelated incomplete jobs
from timing out, allowing them to accumulate until MaxJobs.
debian/patches/CVE-2026-107885.patch: give created jobs an absolute
pending timeout of now + MultipleOperationTimeout and stop deferring
the timeout for in-flight Send-Document requests once it passes in
create_job() and cupsdCheckJobs().
CVE-2026-107885.
SECURITY UPDATE: fix NULL pointer dereference in cupsd caused by
repeated IPP group tags in job-creation requests.
debian/patches/CVE-2026-107890.patch: remove unnamed group
separator attributes from new job requests in add_job() and
add_job_subscriptions() in scheduler/ipp.c.