What is CVE-2012-2979?

CVE-2012-2979 is a high-severity vulnerability in FreeBSD Name Server Daemon, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 7.5/10. Published 2019-11-01.

How severe is CVE-2012-2979?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in FreeBSD Name Server Daemon

CVE-2012-2979

FreeBSD NSD before 3.2.13 allows remote attackers to crash a NSD child server process (SIGSEGV) and cause a denial of service in the NSD server.

Published 2019-11-01 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

FreeBSD Name Server Daemon
Nsd3 — versions 3.2.13

Weakness classification (CWE)

CWE-669 — Incorrect Resource Transfer Between Spheres

References

security-tracker.debian.org/tracker/CVE-2012-2979 (Third Party Advisory)
www.tenable.com/plugins/nessus/60150 (Third Party Advisory)
vuxml.freebsd.org/freebsd/17f369dc-d7e7-11e1-90a2-000c299b62e1.html (Vendor Advisory)

Frequently asked questions

What is CVE-2012-2979?: CVE-2012-2979 is a high-severity vulnerability in FreeBSD Name Server Daemon, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 7.5/10. Published 2019-11-01.
How severe is CVE-2012-2979?: High severity. CVSS v3 base score is 7.5 out of 10.