| Name | CVE-2022-37428 |
| Description | PowerDNS Recursor up to and including 4.5.9, 4.6.2 and 4.7.1, when protobuf logging is enabled, has Improper Cleanup upon a Thrown Exception, leading to a denial of service (daemon crash) via a DNS query that leads to an answer with specific properties. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| pdns-recursor (PTS) | jessie, jessie (lts) | 3.6.2-2+deb8u4 | vulnerable |
| buster (security), buster, buster (lts) | 4.1.11-1+deb10u2 | vulnerable | |
| bullseye | 4.4.2-3 | vulnerable | |
| bookworm (security), bookworm | 4.8.8-1 | fixed | |
| sid, trixie | 5.0.9-1 | 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 | jessie | (unfixed) | end-of-life | ||
| pdns-recursor | source | bullseye | (unfixed) | end-of-life | ||
| pdns-recursor | source | (unstable) | 4.7.2-1 |
[bullseye] - pdns-recursor <end-of-life> (No longer supported with security updates in Bullseye)
[buster] - pdns-recursor <no-dsa> (Minor issue)
https://www.openwall.com/lists/oss-security/2022/08/23/1
https://downloads.powerdns.com/patches/2022-02/
https://github.com/PowerDNS/pdns/commit/21f3d92144bc6a65483a363f6be7237d714c1936 (rec-4.5.10)