CVE-2018-11218

Publication date 17 June 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

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.

From the Ubuntu Security Team

It was discovered that Redis incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
redis	18.10 cosmic	Not affected
	18.04 LTS bionic	Fixed 5:4.0.9-1ubuntu0.1
	17.10 artful	Ignored end of life
	16.04 LTS xenial	Fixed 2:3.0.6-1ubuntu0.2
	14.04 LTS trusty	Fixed 2:2.8.4-2ubuntu0.2

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H