The set_ipv6() function in zscan_rfc1035.rl in gdnsd before 2.4.3 and 3.x before 3.2.1 has a stack-based buffer overflow via a long and malformed IPv6 address in zone data.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade gdnsd | Aug 22, 2024 | Jul 18, 2019 |
| Debian | — | Upgrade gdnsd | Jul 30, 2024 | Jul 18, 2019 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Jul 18, 2019 |
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