High · published December 28, 2025
⚡ A single invalid character in a prepared statement can lead to a server crash! This vulnerability in PHP’s PDO PostgreSQL driver is like a tiny pebble causing a massive avalanche. 🔥 Think of it as a restaurant kitchen where one rogue ingredient gets mixed into a recipe nobody else checks—when that happens, it can ruin dinner for everyone! Here, the PDO::ATTR_EMULATE_PREPARES flag can cause a null pointer dereference, just like a broken link in a chain reaction that brings the whole kitchen to a halt. If exploited, this vulnerability can lead to segmentation faults and crashes, rendering your server unavailable when you need it most. It's like a power outage during the busiest dinner rush—absolutely devastating!
Think of it as a restaurant kitchen where one rogue ingredient gets mixed into a recipe nobody else checks—when that happens, it can ruin dinner for everyone! Here, the PDO::ATTR_EMULATE_PREPARES flag can cause a null pointer dereference, just like a broken link in a chain reaction that brings the whole kitchen to a halt. In PHP versions 8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, and 8.5.* before 8.5.1, using the PDO PostgreSQL driver with PDO::ATTR_EMULATE_PREPARES enabled can result in a null pointer dereference due to problematic character sequences in prepared statement parameters.
If exploited, this vulnerability can lead to segmentation faults and crashes, rendering your server unavailable when you need it most. It's like a power outage during the busiest dinner rush—absolutely devastating! To safeguard your server, upgrade to PHP version 8.1.34, 8.2.30, 8.3.29, 8.4.16, or 8.5.1 at your earliest convenience. Make sure to review your existing code for potential invalid character sequences that could trigger this issue. 🛡️ You've got this! Follow these steps, and you'll be back on track in no time. 🌟
| Product | Versions | Fixed in |
|---|---|---|
| php/php | ≥ 8.1.0, < 8.1.34 | 8.1.34 |
| php/php | ≥ 8.2.0, < 8.2.30 | 8.2.30 |
| php/php | ≥ 8.3.0, < 8.3.29 | 8.3.29 |
| php/php | ≥ 8.4.0, < 8.4.16 | 8.4.16 |
| php/php | ≥ 8.5.0, < 8.5.1 | 8.5.1 |