| Name | CVE-2007-1856 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| cron (PTS) | jessie, jessie (lts) | 3.0pl1-127+deb8u2 | fixed |
| stretch (security), stretch (lts), stretch | 3.0pl1-128+deb9u2 | fixed |
| buster | 3.0pl1-134+deb10u1 | fixed |
| bullseye | 3.0pl1-137 | fixed |
| bookworm | 3.0pl1-162 | fixed |
| sid, trixie | 3.0pl1-189 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| cron | source | (unstable) | (not affected) | | | |
Notes
- cron <not-affected> (Debian uses proper permission scheme)