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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-0398

Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor

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Status
Published
Published
Updated
Assigning organization
OX

Description

Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

PowerDNS Recursor

Default version status: unaffected

  • 5.3.0 to < 5.3.5affected
  • 5.2.0 to < 5.2.8affected
  • 5.1.0 to < 5.1.10affected

References