CVE-2012-2978
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote...
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
Exploit likelihood
What each source reports
NVD Score used
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
- Record
CVE-2012-2978- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
- Record
CVE-2012-2978- Updated
- 2026-11-02
EUVDEUVD-2012-2956 No score
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
- Record
EUVD-2012-2956- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wgh7-q8c2-58gg No score
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote...
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
- Record
GHSA-wgh7-q8c2-58gg- Weakness
- CWE-119
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2012-2978 No score
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
- Record
UBUNTU-CVE-2012-2978- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
nsd3Debian:6.0 |
before 3.2.5-1.squeeze2, plus listed versions 3.2.5-13.2.5-1.squeeze1 |
3.2.5-1.squeeze2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-2978 is a medium vulnerability (CVSS 5.0) in Nlnetlabs Nsd, published July 19, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 9.23%, the 95th percentile. Fixed in nsd3 3.2.5-1.squeeze2.