dnsdist: An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a d...
CVE-2026-33260 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2026-33260, released May 15, 2026. It is not reported as exploited. Patch Radar priority: High.
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| dnsdist · Debian 13.5 (trixie) | 1.9.14-0+deb13u1 | DEBIAN-CVE-2026-33260 | May 15, 2026 |
| dnsdist · Debian 14 | 2.0.4-1 | DEBIAN-CVE-2026-33260 | May 15, 2026 |
| dnsdist · opensuse-leap 16.0 | 1.9.13-160000.1.1 | OPENSUSE-SU-2026:21015-1 | Jun 22, 2026 |
| dnsdist · sles 16.0 | 1.9.13-160000.1.1 | SUSE-SU-2026:22319-1 | Jun 22, 2026 |
| pdns · Debian 13.5 (trixie) | 4.9.14-0+deb13u1 | DEBIAN-CVE-2026-33260 | May 15, 2026 |
| pdns · Debian 14 | 5.0.4-1 | DEBIAN-CVE-2026-33260 | May 15, 2026 |
| pdns-recursor · Debian 13.5 (trixie) | 5.2.9-0+deb13u1 | DEBIAN-CVE-2026-33260 | May 15, 2026 |
| pdns-recursor · Debian 14 | 5.3.0-1 | DEBIAN-CVE-2026-33260 | May 15, 2026 |
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