CVE record · CVE-2025-14946

Libnbd: libnbd: arbitrary code execution via ssh argument injection through a malicious uri

CVSS 4.8 MediumEPSS 0.0014 · 3rd percentile

Published by the CVE Program (CNA: redhat) at 19 Dec 2025, 13:02 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	libnbd Package name: libnbd https://gitlab.com/nbdkit/libnbd	affected 1.22.0 to before 1.22.5 semver affected 1.23.0 to before 1.23.9 semver Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 10 Package name: libnbd https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: virt:rhel/libnbd https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 9 Package name: libnbd https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-apiserver https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-apiserver-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-cloner https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-cloner-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-controller https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-controller-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-importer https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-importer-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-operator https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-operator-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-uploadproxy https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-uploadproxy-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-uploadserver https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Virtualization 4 Package name: container-native-virtualization/virt-cdi-uploadserver-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected

Identifiers: CVE-2025-14946
CNA: redhat
Weakness (CWE): CWE-88
Tags: Red Hat libnbd
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat OpenShift Virtualization 4
Command injection
Published: 19 Dec 2025
Updated: 5 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
4.8	Medium	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0014, the 3rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

19 Dec 2025, 13:02 UTC Confirmed by the CVE List
19 Dec 2025, 13:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/security/cve/CVE-2025-14946 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2423789 issue-trackingredhat
libguestfs.org/libnbd-release-notes-1.24.1.html#Security

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.