Vulnerabilidades / CVE-2026-6665

crítica

CVE-2026-6665

The SCRAM code in PgBouncer before 1.25.2 did not check the return val ...

Publicada Modificada CWE 121
En la Trivy database desde, como mínimo, el 24 oct 2026, 07:11 UTCNo consta cuándo entró antes de ese build.

Severidad por fuente

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Bitnami9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

La etiqueta propia de Trivy es CRITICAL. Crítica según NVD, Bitnami. Más baja según Azure Linux (alta).

Descripción

The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat() correctly when building the contents of the SCRAM client-final-message. A malicious backend that sends a SCRAM server-final-message with a long nonce can trigger a stack overflow.

Paquetes afectados y versiones corregidas

FuentePaqueteCorregido en
bitnami::Bitnami Vulnerability Databasepgbouncer1.25.2
Azure Linux 3.0pgbouncer0:1.25.2-1.azl3
chainguardpgbouncer1.25.2-r0
debian 11pgbouncersin corrección indicada
debian 12pgbouncersin corrección indicada
debian 13pgbouncer1.24.1-1+deb13u2
debian 14pgbouncer1.25.2-1
echopgbouncer1.24.1-1+deb13u2
minimospgbouncer1.25.2-r0
rapidfort debian 12pgbouncer0:1.24.1-1+deb13u2, 0:1.25.2-1
rapidfort debian 13pgbouncer0:1.24.1-1+deb13u2, 0:1.25.2-1
wolfipgbouncer1.25.2-r0

Referencias

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.