# CVE-2019-14274: libmcpp0: MCPP 2.7.2 has a heap-based buffer overflow in the do_msg() function insupport.c.

CVE-2019-14274 is fixed in 2 products on 1 platform, first by libmcpp0 2.7.2-5, released July 25, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-14274
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0157
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 25, 2019

## Description

MCPP 2.7.2 has a heap-based buffer overflow in the do_msg() function insupport.c.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libmcpp0 Ubuntu 20.04 LTS (focal) | 2.7.2-5 | [libmcpp0 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libmcpp0-2.7.2-5.md) | Jul 25, 2019 |
| Linux | libmcpp0 Ubuntu 22.04.1 LTS (jammy) | 2.7.2-5 | [libmcpp0 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libmcpp0-2.7.2-5.md) | Jul 25, 2019 |
| Linux | libmcpp0 Ubuntu 24.04.5 LTS (noble) | 2.7.2-5 | [libmcpp0 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libmcpp0-2.7.2-5.md) | Jul 25, 2019 |
| Linux | libmcpp0 Ubuntu 24.10 (oracular) | 2.7.2-5 | [libmcpp0 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libmcpp0-2.7.2-5.md) | Jan 16, 2026 |
| Linux | libmcpp0 Ubuntu 25.04 (plucky) | 2.7.2-5 | [libmcpp0 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libmcpp0-2.7.2-5.md) | Jan 16, 2026 |
| Linux | mcpp Ubuntu 20.04 LTS (focal) | 2.7.2-5 | [mcpp 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-mcpp-2.7.2-5.md) | Jul 25, 2019 |
| Linux | mcpp Ubuntu 22.04.1 LTS (jammy) | 2.7.2-5 | [mcpp 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mcpp-2.7.2-5.md) | Jul 25, 2019 |
| Linux | mcpp Ubuntu 24.04.5 LTS (noble) | 2.7.2-5 | [mcpp 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-mcpp-2.7.2-5.md) | Jul 25, 2019 |
| Linux | mcpp Ubuntu 24.10 (oracular) | 2.7.2-5 | [mcpp 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-mcpp-2.7.2-5.md) | Jan 16, 2026 |
| Linux | mcpp Ubuntu 25.04 (plucky) | 2.7.2-5 | [mcpp 2.7.2-5](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-mcpp-2.7.2-5.md) | Jan 16, 2026 |

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Data as of 2026-11-08T00:53:09Z 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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