Vulnerabilities / CVE-2019-13207

critical

CVE-2019-13207

nsd-checkzone in NLnet Labs NSD 4.2.0 has a Stack-based Buffer Overflo ...

Published Modified CWE 787
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Ubuntu (medium).

Description

nsd-checkzone in NLnet Labs NSD 4.2.0 has a Stack-based Buffer Overflow in the dname_concatenate() function in dname.c.

Affected packages and fixed versions

SourcePackageFixed in
debian 10nsdno fix listed
debian 11nsd4.2.4-1
debian 12nsd4.2.4-1
debian 13nsd4.2.4-1
debian 14nsd4.2.4-1
debian 8nsdno fix listed
debian 9nsdno fix listed
echonsd4.2.4-1
rapidfort ubuntu 20.04nsdno fix listed
rapidfort ubuntu 22.04nsdno fix listed
rapidfort ubuntu 24.04nsdno fix listed
ubuntu 18.04-ESMnsdno fix listed
Show all 17 entries from 17 sources
SourcePackageFixed in
debian 10nsdno fix listed
debian 11nsd4.2.4-1
debian 12nsd4.2.4-1
debian 13nsd4.2.4-1
debian 14nsd4.2.4-1
debian 8nsdno fix listed
debian 9nsdno fix listed
echonsd4.2.4-1
rapidfort ubuntu 20.04nsdno fix listed
rapidfort ubuntu 22.04nsdno fix listed
rapidfort ubuntu 24.04nsdno fix listed
ubuntu 18.04-ESMnsdno fix listed
ubuntu 20.04-ESMnsdno fix listed
ubuntu 22.04nsdno fix listed
ubuntu 24.04nsdno fix listed
ubuntu 26.04nsdno fix listed
ubuntu 26.10nsdno fix listed

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.