| Name | CVE-2016-6171 |
| Description | Knot DNS before 2.3.0 allows remote DNS servers to cause a denial of service (memory exhaustion and slave server crash) via a large zone transfer for (1) DDNS, (2) AXFR, or (3) IXFR. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 830809 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| knot (PTS) | buster | 2.7.6-2 | fixed |
| bullseye | 3.0.5-1+deb11u1 | fixed |
| bookworm | 3.2.6-1 | fixed |
| trixie | 3.3.4-1 | fixed |
| sid | 3.3.5-1.1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| knot | source | (unstable) | 2.3.0-1 | | | 830809 |
Notes
[jessie] - knot <no-dsa> (Minor issue)
https://gitlab.labs.nic.cz/labs/knot/merge_requests/541
https://gitlab.labs.nic.cz/labs/knot/issues/464