CVE-2018-11218 Memory corruption in n/a

What is CVE-2018-11218?

CVE-2018-11218 is a critical memory corruption vulnerability in Debian Debian Linux, published on 17 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-787

Which versions are affected by CVE-2018-11218?

It affects 4 products.

Products include Debian Debian Linux, Oracle Communications Operations Monitor, Redhat Openstack, Redislabs Redis.

How do I fix CVE-2018-11218?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-11218 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-11218 exists.

Public exploit code: 1 Metasploit module.

Other vulnerabilities in Debian Debian Linux

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• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2018-11218, DEBIAN-CVE-2018-11218, GHSA-84mm-87vg-44q4, UBUNTU-CVE-2018-11218.