| Name | CVE-2014-8601 |
| Description | PowerDNS Recursor before 3.6.2 does not limit delegation chaining, which allows remote attackers to cause a denial of service ("performance degradations") via a large or infinite number of referrals, as demonstrated by resolving domains hosted by ezdns.it. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-104-1, DSA-3096-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| pdns-recursor (PTS) | buster, buster (security) | 4.1.11-1+deb10u1 | fixed |
| bullseye | 4.4.2-3 | fixed | |
| bookworm | 4.8.4-1 | fixed | |
| bookworm (security) | 4.8.7-1 | fixed | |
| trixie | 4.9.3-1 | fixed | |
| sid | 4.9.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| pdns-recursor | source | squeeze | 3.2-4+deb6u1 | DLA-104-1 | ||
| pdns-recursor | source | wheezy | 3.3-3+deb7u1 | DSA-3096-1 | ||
| pdns-recursor | source | (unstable) | 3.6.2-1 |
http://doc.powerdns.com/md/security/powerdns-advisory-2014-02/
Backported patches available at https://downloads.powerdns.com/patches/2014-02/