CVE-2026-114038

A flaw was found in device-mapper-multipath. A local user can trigger an out-of-bounds read by sending a command with a format string ending in a trailing percent character to the multipath daemon. This issue can allow the user to expose unintended daemon memory, leading to information disclosure, or cause the daemon to crash, resulting in a Denial of Service (DoS).

Score

CVSS 3.1 5.1 Medium

Status

Awaiting Analysis - secalert@redhat.com

Published

2026-10-21

Last modified

2026-10-26

Weaknesses

CWE-125

Affected products

• Enterprise Linux (Redhat)
• Openshift (Redhat)

References

• https://access.redhat.com/security/cve/CVE-2026-114038
• https://bugzilla.redhat.com/show_bug.cgi?id=2469787