| Name | CVE-2019-10203 | 
| Description | PowerDNS Authoritative daemon , pdns versions 4.0.x before 4.0.9, 4.1.x before 4.1.11, exiting when encountering a serial between 2^31 and 2^32-1 while trying to notify a slave leads to DoS. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| Debian Bugs | 970729 | 
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 | 4.9.7-1 | fixed | 
|  | forky, sid | 5.0.0-2 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| pdns | source | buster | 4.1.6-3+deb10u1 |  |  |  | 
| pdns | source | (unstable) | 4.2.0-1 | low |  | 970729 | 
Notes
[stretch] - pdns <no-dsa> (Minor issue)
[jessie] - pdns <no-dsa> (Minor issue)
Fixed in 4.2.0, 4.1.11, 4.0.9, for existing installations a manual schema update
needs to be performed.
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-06.html