Vixie Cron before 4.1-r10 on Gentoo Linux is installed with insecure permissions, which allows local users to cause a denial of service (cron failure) by creating hard links, which results in a failed st_nlink check in database.c.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux | Gentoo | * | * |
| Red Hat Enterprise Linux 3 | RedHat | vixie-cron-0:4.1-19.EL3 | * |
| Red Hat Enterprise Linux 4 | RedHat | vixie-cron-4:4.1-47.EL4 | * |
| Red Hat Enterprise Linux 5 | RedHat | vixie-cron-4:4.1-70.el5 | * |