CVE-2026-33596 (GCVE-0-2026-33596)

Vulnerability from cvelistv5 – Published: 2026-04-22 13:47 – Updated: 2026-04-22 14:43
VLAI?
Title
TCP backend stream ID overflow
Summary
A client might theoretically be able to cause a mismatch between queries sent to a backend and the received responses by sending a flood of perfectly timed queries that are routed to a TCP-only or DNS over TLS backend.
Severity ?
3.1 (Low)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE
  • Integer Overflow or Wraparound
Assigner
OX
References
Impacted products
Vendor Product Version
PowerDNS DNSdist Affected: 1.9.0 , < 1.9.13 (semver)
Affected: 2.0.0 , < 2.0.4 (semver)
Create a notification for this product.
Date Public ?
2026-04-21 22:00
Credits
ylwango613
Show details on NVD website
To clipboard 

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