CVE-2016-5424: Debian Linux

High severity, CVSS 7.1. EPSS: 4.6% chance of exploitation in the next 30 days.

PostgreSQL before 9.1.23, 9.2.x before 9.2.18, 9.3.x before 9.3.14, 9.4.x before 9.4.9, and 9.5.x before 9.5.4 might allow remote authenticated users with the CREATEDB or CREATEROLE role to gain superuser privileges via a (1) " (double quote), (2) \ (backslash), (3) carriage return, or (4) newline character in a (a) database or (b) role name that is mishandled during an administrative operation.

Affected products

• Debian Debian Linux: version 8.0 only
• PostgreSQL PostgreSQL: up to and including 9.1.22; version 9.2 only; version 9.2.1 only; version 9.2.2 only; version 9.2.3 only; version 9.2.4 only; …

Published 2016-12-09. Last modified 2026-06-17.