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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-33593

Denial of service via crafted DNSCrypt query

Description

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query.

Affected products

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

PowerDNS DNSdist

Default version status: unaffected

  • 1.9.0 to < 1.9.13affected
  • 2.0.0 to < 2.0.4affected

References