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The (1) check_update.sh and (2) rkhunter script in Rootkit Hunter before 1.2.3-r1 create temporary files with predictable file names, which allows local users to overwrite arbitrary files via a symlink attack.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade rkhunter | Jul 30, 2024 | Apr 26, 2005 |
| Freebsd | — | Upgrade rkhunter | Dec 10, 2025 | Sep 5, 2007 |
| Gentoo Linux | — | Upgrade app-forensics/rkhunter. | Oct 30, 2017 | Apr 26, 2005 |
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