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Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, when flatten_links is disabled, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a LINKS command.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade ircd-hybrid | Jul 30, 2024 | Feb 4, 2010 |
| Freebsd | — | Upgrade ircd-ratbox-develUpgrade ircd-ratbox | Dec 10, 2025 | Jan 28, 2010 |
| Ubuntu | — | Upgrade ircd-hybrid | Nov 19, 2024 | Feb 4, 2010 |
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