vulnerability

Red Hat: CVE-2025-14180: php: PHP: Denial of Service via invalid character sequence in PDO PostgreSQL prepared statement (Multiple Advisories)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Dec 27, 2025
Added
Jan 27, 2026
Modified
Feb 3, 2026

Description

A flaw was found in PHP. When the PDO (PHP Data Objects) PostgreSQL driver is configured with `PDO::ATTR_EMULATE_PREPARES` enabled, a remote attacker can exploit a vulnerability by providing an invalid character sequence within a prepared statement parameter. This can cause a null pointer dereference, leading to a server crash. The primary impact is a Denial of Service (DoS), affecting the availability of the target server.

Solutions

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