ALPINE-CVE-2026-33602

Source
https://security.alpinelinux.org/vuln/CVE-2026-33602
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-33602.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2026-33602
Upstream
Published
2026-04-22T14:16:54Z
Modified
2026-11-03T06:32:54Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H CVSS Calculator
Summary
[none]
Details

A rogue backend can send a crafted UDP response with a query ID off by one related to the maximum configured value, triggering an out-of-bounds write leading to a denial of service.

References

Affected packages

Alpine:v3.23 / dnsdist

Package

Name
dnsdist
Purl
pkg:apk/alpine/dnsdist?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
2.0.4-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-33602.json"

Alpine:v3.24 / dnsdist

Package

Name
dnsdist
Purl
pkg:apk/alpine/dnsdist?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
2.0.4-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-33602.json"