Improper Output Neutralization for Logs Affecting systemd package, versions <0:260.1-2.1.hum1


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.14% (3rd percentile)

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  • Snyk IDSNYK-RHEL10-SYSTEMD-16063271
  • published20 Apr 2026
  • disclosed10 Apr 2026

Introduced: 10 Apr 2026

CVE-2026-40228  (opens in a new tab)
CWE-117  (opens in a new tab)

How to fix?

Upgrade RHEL:10 systemd to version 0:260.1-2.1.hum1 or higher.
This issue was patched in RHSA-2026:7299.

NVD Description

Note: Versions mentioned in the description apply only to the upstream systemd package and not the systemd package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

In systemd 259, systemd-journald can send ANSI escape sequences to the terminals of arbitrary users when a "logger -p emerg" command is executed, if ForwardToWall=yes is set.

CVSS Base Scores

version 3.1