| Name | CVE-2006-4251 |
| Description | Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-1211 |
| Debian Bugs | 398557 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| pdns (PTS) | bullseye | 4.4.1-1 | fixed |
| bookworm | 4.7.3-2 | fixed |
| trixie, sid | 4.9.4-2 | fixed |
| pdns-recursor (PTS) | bullseye | 4.4.2-3 | fixed |
| bookworm, bookworm (security) | 4.8.8-1+deb12u1 | fixed |
| trixie, sid | 5.2.2-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
Recursor module has been moved to pdns-recursor