Critical · published April 14, 2025
⚠️ An integer overflow in SQLite’s `concat_ws()` could lead to a wild buffer overflow of up to 4GB! It’s like ordering a small coffee but getting a gallon instead — that’s a big spill waiting to happen! ☕️ Think of this vulnerability like a waiter miscalculating your order. You asked for a single dish, but they just keep piling it onto one plate until it spills everywhere — that’s the buffer overflowing! This could lead to arbitrary code execution, meaning an attacker could run malicious code on your system, potentially wreaking havoc or accessing sensitive data. While no known exploits are reported yet, the potential for chaos is still looming!
Think of this vulnerability like a waiter miscalculating your order. You asked for a single dish, but they just keep piling it onto one plate until it spills everywhere — that’s the buffer overflowing! The flaw in SQLite’s `concat_ws()` function allows an integer overflow to occur, which results in a truncated size being used for buffer allocation. When the untruncated size is later used to write data, it can overwrite memory beyond intended limits, causing a heap buffer overflow.
This could lead to arbitrary code execution, meaning an attacker could run malicious code on your system, potentially wreaking havoc or accessing sensitive data. While no known exploits are reported yet, the potential for chaos is still looming! To mitigate this vulnerability, ensure you are using SQLite version 3.38.0 or later. Additionally, review any applications utilizing SQLite to ensure proper handling of buffer sizes during concatenation operations. You've got this! By updating and taking these steps, you're on your way to securing your applications! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| sqlite/sqlite | ≥ 3.44.0, < 3.49.1 | 3.49.1 |