CVE-2026-94083
suricata: suricata: type confusion and invalid free in DoH2 protocol handling
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut Red Hat.
Beschreibung
Suricata before 8.0.7 has a DoH2 type confusion that can cause an invalid free, because cleanup code for the HTTP2 state is executed even though the actual state is HTTP1 (when there is a DoH2 request with an HTTP1 to HTTP2 upgrade). This requires app-layer.protocols.doh2 to be enabled, which is the default in 8.x versions.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| debian 11 | suricata | kein Fix angegeben |
| debian 13 | suricata | kein Fix angegeben |
| debian 14 | suricata | 1:8.0.7-1 |
| echo | suricata | kein Fix angegeben |
| rapidfort alpine 3.20 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.21 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.22 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.23 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.24 | suricata | 8.0.7-r0 |
| rapidfort debian 12 | suricata | 1:8.0.7-1 |
| rapidfort debian 13 | suricata | 1:8.0.7-1 |
| rapidfort ubuntu 20.04 | suricata | kein Fix angegeben |
Alle 14 Einträge aus 14 Quellen zeigen
| Quelle | Paket | Behoben in |
|---|---|---|
| debian 11 | suricata | kein Fix angegeben |
| debian 13 | suricata | kein Fix angegeben |
| debian 14 | suricata | 1:8.0.7-1 |
| echo | suricata | kein Fix angegeben |
| rapidfort alpine 3.20 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.21 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.22 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.23 | suricata | 8.0.7-r0 |
| rapidfort alpine 3.24 | suricata | 8.0.7-r0 |
| rapidfort debian 12 | suricata | 1:8.0.7-1 |
| rapidfort debian 13 | suricata | 1:8.0.7-1 |
| rapidfort ubuntu 20.04 | suricata | kein Fix angegeben |
| rapidfort ubuntu 22.04 | suricata | kein Fix angegeben |
| rapidfort ubuntu 24.04 | suricata | kein Fix angegeben |
Referenzen
- https://access.redhat.com/security/cve/CVE-2026-94083
- https://forum.suricata.io/t/suricata-8-0-7-released/6467
- https://github.com/OISF/suricata/commit/e574009add9c208f319e1d9d15b3bb1229c88074
- https://github.com/OISF/suricata/compare/suricata-8.0.6...suricata-8.0.7
- https://nvd.nist.gov/vuln/detail/CVE-2026-94083
- https://www.cve.org/CVERecord?id=CVE-2026-94083