Squid 2.5.STABLE8 and earlier allows remote attackers to cause a denial of service (crash) via certain DNS responses regarding (1) Fully Qualified Domain Names (FQDN) in fqdncache.c or (2) IP addresses in ipcache.c, which trigger an assertion failure.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade squid | Jul 30, 2024 | May 2, 2005 |
| Freebsd | — | Upgrade squid | Dec 10, 2025 | Jun 3, 2005 |
| Gentoo Linux | — | Upgrade net-proxy/squid. | Oct 30, 2017 | May 2, 2005 |
| Suse | — | Upgrade squid | Feb 17, 2015 | May 2, 2005 |
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