CVE-2026-33595
7.5
HIGH
CVSS 3.1
EPSS 0.01%
Description
A client can trigger excessive memory allocation by generating a lot of errors responses over a single DoQ and DoH3 connection, as some resources were not properly released until the end of the connection.
How to fix CVE-2026-33595
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/dnsdist—no fix listed
Is CVE-2026-33595 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |