Out-of-bounds Read Affecting redhat-virtualization-host-image-update package, versions *


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.05% (60th percentile)

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  • Snyk IDSNYK-RHEL10-REDHATVIRTUALIZATIONHOSTIMAGEUPDATE-12237940
  • published29 Aug 2025
  • disclosed1 Jan 2018

Introduced: 1 Jan 2018

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

How to fix?

There is no fixed version for RHEL:10 redhat-virtualization-host-image-update.

NVD Description

Note: Versions mentioned in the description apply only to the upstream redhat-virtualization-host-image-update package and not the redhat-virtualization-host-image-update package as distributed by RHEL. See How to fix? for RHEL: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