Name: CVE-2026-33596: Integer Overflow or Wraparound
Creator: Rapid7
Published: 2026-04-22T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-33596, CWE-190, CVSS 3.1, EPSS 0.0039

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.

CVSS Details

CVSS 3.1 Base Score: 3.1
CVSS 3.1 Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade dnsdist	Apr 24, 2026	Apr 22, 2026
Debian	—	Upgrade dnsdist	Jul 23, 2026	Jul 23, 2026

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CVSS Details

Covered by Rapid7

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