| 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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more) |
| References | DSA-1211 |
| NVD severity | high (attack range: remote) |
| Debian Bugs | 398557 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| pdns (PTS) | wheezy | 3.1-4.1 | fixed |
| wheezy (security) | 3.1-4.1+deb7u3 | fixed | |
| jessie, jessie (security) | 3.4.1-4+deb8u7 | fixed | |
| stretch | 4.0.3-1 | fixed | |
| buster, sid | 4.0.4-2 | fixed | |
| pdns-recursor (PTS) | wheezy | 3.3-3+deb7u1 | fixed |
| wheezy (security) | 3.3-3+deb7u2 | fixed | |
| jessie, jessie (security) | 3.6.2-2+deb8u3 | fixed | |
| stretch | 4.0.4-1+deb9u1 | fixed | |
| buster, sid | 4.0.6-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| pdns | source | (unstable) | 2.9.20-4 | high | ||
| pdns | source | sarge | 2.9.17-13sarge3 | high | DSA-1211 | |
| pdns-recursor | source | (unstable) | 3.1.4-1 | high | 398557 |
Recursor module has been moved to pdns-recursor