VDB
CVE-2026-12246
CVE-2026-12246
PUBLISHED
CVSS 7.2 HIGH
Reported by NLnet Labs · Published June 25, 2026
NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the address family will overwrite the stack when the zone is written to disk, with a maximum of 111 attacker controlled bytes.
Risk Scores
CVSS 4.0
7.2
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| NLnet Labs | NSD | 4.14.0 |
| NLnet Labs | NSD | 4.14.0 |
| alpine | nsd | 0, 0, 0 |
Timeline
- Jun 25, 2026 CVE Published
- Jun 25, 2026 CVE Updated
- Jun 26, 2026 EPSS Score
- Jun 26, 2026 Coalition ESS Score
- Jun 29, 2026 Security Advisory
- Aug 7, 2026 EPSS Score
- Aug 24, 2026 EPSS Score
- Aug 29, 2026 EPSS Score
- Sep 4, 2026 EPSS Score