ALPINE-CVE-2026-12245

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Source
https://security.alpinelinux.org/vuln/CVE-2026-12245
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-12245.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALPINE-CVE-2026-12245
Upstream
  • CVE-2026-12245
Published
2026-06-25T07:16:45.080Z
Modified
2026-06-26T23:30:05.021623071Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the server process, which can be triggered trivially by sending a DNS query over a DoT connection, and closing the connection without reading the response.

References

Affected packages

Alpine:v3.24 / nsd

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.14.3-r0

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-12245.json"