# CVE-2025-14308: robocode: An integer overflow vulnerability exists in the write method of the Buffer class in Robocode version 1.9.3.6

CVE-2025-14308 is fixed in robocode on 1 platform, first by robocode 1.9.3.1-1ubuntu0.1~esm1, released December 9, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-14308
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0057
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 9, 2025

## Description

An integer overflow vulnerability exists in the write method of the Buffer class in Robocode version 1.9.3.6. The method fails to properly validate the length of data being written, allowing attackers to cause an overflow, potentially leading to buffer overflows and arbitrary code execution. This vulnerability can be exploited by submitting specially crafted inputs that manipulate the data length, leading to potential unauthorized code execution.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | robocode Ubuntu 18.04.6 LTS (bionic) | 1.9.3.1-1ubuntu0.1~esm1 | [robocode 1.9.3.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-robocode-1.9.3.1-1ubuntu0.1-esm1.md) | Dec 9, 2025 |
| Linux | robocode Ubuntu 20.04 LTS (focal) | 1.9.3.7-1ubuntu0.1~esm1 | [robocode 1.9.3.7-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-robocode-1.9.3.7-1ubuntu0.1-esm1.md) | Dec 9, 2025 |
| Linux | robocode Ubuntu 22.04.1 LTS (jammy) | 1.9.3.9-2ubuntu0.1~esm1 | [robocode 1.9.3.9-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-robocode-1.9.3.9-2ubuntu0.1-esm1.md) | Dec 9, 2025 |
| Linux | robocode Ubuntu 24.04.5 LTS (noble) | 1.9.3.9-3ubuntu0.1~esm1 | [robocode 1.9.3.9-3ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-robocode-1.9.3.9-3ubuntu0.1-esm1.md) | Dec 9, 2025 |
| Linux | robocode Ubuntu 26.04.1 LTS (resolute) | 1.9.3.9-4ubuntu0.26.04.1~esm1 | [robocode 1.9.3.9-4ubuntu0.26.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-robocode-1.9.3.9-4ubuntu0.26.04.1-esm1.md) | Dec 9, 2025 |

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Data as of 2026-11-09T01:18:40Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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