Security & Threat Intelligence · 13.08.2026, 18:11 UTC
ZDI-26-584: dnsmasq DNSSEC NSEC/NSEC3 Type Bitmap Processing Infinite Loop Denial-of-Service Vulnerability
| Schweregrad | high |
|---|---|
| CVSS | 7.5 |
| CVE | ↗ |
| Kategorie | Security & Threat Intelligence |
| Quelle | Zero Day Initiative ↗ |
| Veröffentlicht | 13.08.2026 UTC |
Sicherheitsmeldung mit Schweregrad hoch (CVSS 7.5). Betroffene Kennungen: CVE-2026-4890. Technische Details im Tab „Originaltext“; empfohlene Schritte in der Checkliste.
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of dnsmasq. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2026-4890.