Out-of-bounds Read Affecting systemd package, versions <240-1


Severity

Recommended
0.0
low
0
10

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Threat Intelligence

EPSS
1.05% (60th percentile)

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  • Snyk IDSNYK-ECHOLATEST-SYSTEMD-18867306
  • published17 Aug 2026
  • disclosed11 Jan 2019

Introduced: 11 Jan 2019

CVE-2018-16866  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Echo:latest systemd to version 240-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream systemd package and not the systemd package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.

CVSS Base Scores

version 3.1