| Name | CVE-2026-52682 |
| Description | A crafted DNS packet can cause increased memory and CPU consumption |
| 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) |
| References | DSA-6419-1, DSA-6420-1, DSA-6421-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dnsdist (PTS) | bookworm | 1.7.3-2 | vulnerable |
| trixie (security), trixie | 1.9.16-0+deb13u1 | fixed |
| forky, sid | 2.1.2-1 | fixed |
| pdns (PTS) | bookworm | 4.7.3-2 | vulnerable |
| trixie (security), trixie | 4.9.17-0+deb13u1 | fixed |
| forky, sid | 5.1.4-1 | fixed |
| pdns-recursor (PTS) | bookworm, bookworm (security) | 4.8.8-1+deb12u1 | vulnerable |
| trixie (security), trixie | 5.2.13-0+deb13u1 | fixed |
| forky, sid | 5.4.6-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - pdns <end-of-life> (See #1119290)
[bullseye] - pdns <end-of-life> (see DLA 4471)
[bookworm] - pdns-recursor <end-of-life> (see DSA 6045)
[bullseye] - pdns-recursor <end-of-life> (see DSA 6045)
[bookworm] - dnsdist <end-of-life> (See #1119290)
[bullseye] - dnsdist <end-of-life> (see #1119290)
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2026-11.html