Out-of-bounds Read Affecting systemd package, versions <239-7ubuntu10.6


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.08% (21st percentile)

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  • Snyk IDSNYK-UBUNTU1810-SYSTEMD-305062
  • published11 Jan 2019
  • disclosed11 Jan 2019

Introduced: 11 Jan 2019

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

How to fix?

Upgrade Ubuntu:18.10 systemd to version 239-7ubuntu10.6 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 Ubuntu. See How to fix? for Ubuntu:18.10 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