CVE-2018-19517

Publication date 24 November 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
sysstat	19.10 eoan	Fixed 12.0.3-1
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
sysstat	Upstream: fbc691e

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.5 · Medium

Base metrics

Parameter	Value
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	5.5 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Other references

https://www.cve.org/CVERecord?id=CVE-2018-19517