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Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors that trigger a buffer overflow.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade nsd | Jul 30, 2024 | May 22, 2009 |
| Freebsd | — | Upgrade nsd2Upgrade nsd | Dec 10, 2025 | May 19, 2009 |
| Ubuntu | — | Upgrade nsd | Nov 19, 2024 | May 22, 2009 |
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