Vixie Cron before the 3.0pl1-133 Debian package allows local users to cause a denial of service (memory consumption) via a large crontab file because an unlimited number of lines is accepted.
{ "binaries": [ { "binary_version": "3.0pl1-124ubuntu2", "binary_name": "cron" } ] }
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-9705.json"
{ "binaries": [ { "binary_version": "3.0pl1-128ubuntu2+esm1", "binary_name": "cron" } ], "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }
{ "binaries": [ { "binary_version": "3.0pl1-128.1ubuntu1.1", "binary_name": "cron" } ], "availability": "No subscription required" }