CVE-2025-13193

Publication date 17 November 2025

Last updated 20 August 2026

Ubuntu priority

Cvss 3 Severity Score

Description

A flaw was found in libvirt. External inactive snapshots for shut-down VMs are incorrectly created as world-readable, making it possible for unprivileged users to inspect the guest OS contents. This results in an information disclosure vulnerability.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libvirt	26.04 LTS resolute	Fixed 11.6.0-1ubuntu7
	25.10 questing	Fixed 11.6.0-1ubuntu3.2
	25.04 plucky	Fixed 11.0.0-2ubuntu6.5
	24.04 LTS noble	Fixed 10.0.0-2ubuntu8.11
	22.04 LTS jammy	Fixed 8.0.0-1ubuntu7.15
	20.04 LTS focal	Fixed 6.0.0-0ubuntu8.20+esm1
	18.04 LTS bionic	Fixed 4.0.0-1ubuntu8.21+esm1
	16.04 LTS xenial	Fixed 1.3.1-1ubuntu10.31+esm1
	14.04 LTS trusty	Fixed 1.2.2-0ubuntu13.1.28+esm2

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libvirt	Upstream: a379327

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.5 · Medium

Base metrics

Parameter	Value
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	5.5 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-7047-1
libvirt vulnerabilities
8 January 2026

Other references

https://www.cve.org/CVERecord?id=CVE-2025-13193