| Name | CVE-2026-24028 |
| Description | An attacker might be able to trigger an out-of-bounds read by sending a crafted DNS response packet, when custom Lua code uses newDNSPacketOverlay to parse DNS packets. The out-of-bounds read might trigger a crash, leading to a denial of service, or access unrelated memory, leading to potential information disclosure. |
| 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) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| dnsdist (PTS) | bullseye | 1.5.1-3 | vulnerable |
| bookworm | 1.7.3-2 | vulnerable | |
| trixie | 1.9.10-1+deb13u1 | vulnerable | |
| forky, sid | 2.0.3-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| dnsdist | source | bullseye | (unfixed) | end-of-life | ||
| dnsdist | source | bookworm | (unfixed) | end-of-life | ||
| dnsdist | source | (unstable) | 2.0.3-1 |
[trixie] - dnsdist <no-dsa> (Minor issue)
[bookworm] - dnsdist <end-of-life> (See #1119290)
[bullseye] - dnsdist <end-of-life> (see #1119290)
https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-02.html
https://downloads.powerdns.com/patches/2026-02/