# CVE-2018-11218: redis: Memory Corruption was discovered in the cmsgpack library in the Lua subsystem in Redis before 3.2.12, 4.x before 4.0....

CVE-2018-11218 is fixed in 4 products on 1 platform, first by redis 5:4.0.9-1ubuntu0.1, released June 17, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-11218
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.5883
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 17, 2018

## Description

Memory Corruption was discovered in the cmsgpack library in the Lua subsystem in Redis before 3.2.12, 4.x before 4.0.10, and 5.x before 5.0 RC2 because of stack-based buffer overflows.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | redis Ubuntu 18.04.6 LTS (bionic) | 5:4.0.9-1ubuntu0.1 | [redis 5:4.0.9-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-redis-5-4.0.9-1ubuntu0.1.md) | Jun 17, 2018 |
| Linux | redis-sentinel Ubuntu 18.04.6 LTS (bionic) | 5:4.0.9-1ubuntu0.1 | [redis-sentinel 5:4.0.9-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-redis-sentinel-5-4.0.9-1ubuntu0.1.md) | Jun 17, 2018 |
| Linux | redis-server Ubuntu 18.04.6 LTS (bionic) | 5:4.0.9-1ubuntu0.1 | [redis-server 5:4.0.9-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-redis-server-5-4.0.9-1ubuntu0.1.md) | Jun 17, 2018 |
| Linux | redis-tools Ubuntu 18.04.6 LTS (bionic) | 5:4.0.9-1ubuntu0.1 | [redis-tools 5:4.0.9-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-redis-tools-5-4.0.9-1ubuntu0.1.md) | Jun 17, 2018 |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo