nsd-checkzone in NLnet Labs NSD 4.2.0 has a Stack-based Buffer Overflow in the dname_concatenate() function in dname.c.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/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 |
|---|---|---|---|---|
| Debian | debian-upgrade-nsd | Jul 30, 2024 | Jul 3, 2019 | |
| Freebsd | freebsd-upgrade-package-nsd | Aug 20, 2019 | Aug 19, 2019 | |
| Suse | — | suse-upgrade-nsd | Dec 12, 2020 | Jul 3, 2019 |
| Ubuntu | no-fix-ubuntu-package | Jun 26, 2025 | Jul 3, 2019 |
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