| Name | CVE-2017-15094 | 
| Description | An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default). | 
| 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) | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| pdns-recursor (PTS) | bullseye | 4.4.2-3 | fixed | 
|  | bookworm, bookworm (security) | 4.8.8-1+deb12u1 | fixed | 
|  | trixie | 5.2.4-2 | fixed | 
|  | trixie (security) | 5.2.6-0+deb13u1 | fixed | 
|  | forky, sid | 5.3.1-1 | fixed | 
The information below is based on the following data on fixed versions.
Notes
[jessie] - pdns-recursor <not-affected> (Issue introduced in 4.0.0)
[wheezy] - pdns-recursor <not-affected> (Issue introduced in 4.0.0)
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html
Patches: https://downloads.powerdns.com/patches/2017-07/