CVE-2018-16864 HIGH

CVE-2018-16864

Vendor The Systemd Project
Product systemd
Weakness CWE-770 · Uncontrolled resource consumption
Published January 11, 2019
Last update June 9, 2025

CVSS base score

7.4/10
Attack vector Local
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.

Key dates

02Disclosure timeline

January 11, 2019 CVE published
June 9, 2025 Record updated