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CVE-2025-64324

25
FAUCET Score

CVE-2025-64324 is a logic bug in the KubeVirt hostDisk feature, specifically with the DiskOrCreate option, affecting versions prior to 1.6.1 and 1.7.0. This flaw allows an attacker to read and write arbitrary files owned by more privileged users on the host system. With a CVSS score of 7.7 (HIGH), it presents a significant risk due to its low attack complexity and potential for high confidentiality and integrity impact. There is no known active exploitation, publicly available exploit code, or KEV entry. Community discussion and media coverage are minimal, with only one mention and one article identified.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.6.1CPE matchmatch criteria
cpe:2.3:a:kubevirt:kubevirt:*:*:*:*:*:kubernetes:*:*
1.7.0CPE matchmatch criteria
cpe:2.3:a:kubevirt:kubevirt:1.7.0:alpha0:*:*:*:kubernetes:*:*
1.7.0CPE matchmatch criteria
cpe:2.3:a:kubevirt:kubevirt:1.7.0:beta0:*:*:*:kubernetes:*:*
>= 0, < 1.6.1CPE match
cpe:2.3:a:kubevirt:kubevirt:*:alpha6:*:*:*:kubernetes:*:*
>= 1.7.0-alpha.0, < 1.7.0-rc.0CPE match
cpe:2.3:a:kubevirt:kubevirt:*:alpha6:*:*:*:kubernetes:*:*

CVSS Data

CVSS version used by this source: 4.0

8.5HIGH

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.23%
Probability of exploitation in next 30 days
EPSS Percentile
13.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0023 is in the 16th percentile among its peer group of 3,237 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: kubevirt.io/kubevirtFixed in: 1.6.1
gopatch availablevia ghsa
Product: kubevirt.io/kubevirtFixed in: 1.7.0-rc.0
microsoftpatch availablevia msrc
Product: azl3 kubevirt 1.5.3-2 on Azure Linux 3.0Fixed in: 1.5.3-3
microsoftpatch availablevia msrc
Product: cbl2 kubevirt 0.59.0-30 on CBL Mariner 2.0Fixed in: 0.59.0-31
microsoftpatch availablevia msrc
Product: 20673-17084Fixed in: 1.5.3-3
microsoftpatch availablevia msrc
Product: 20390-17086Fixed in: 0.59.0-31
redhatno patchvia redhat_api
Product: Red Hat OpenShift Virtualization 4Fixed in: kubevirt

Vendor Advisories (3)

redhatCVE-2025-64324Moderate

kubevirt.io/kubevirt: KubeVirt: Arbitrary file read/write and privilege escalation via hostDisk feature

Nov 18, 2025
microsoft2025-Nov/CVE-2025-64324Important

KubeVirt Vulnerable to Arbitrary Host File Read and Write

Nov 11, 2025
goGHSA-46xp-26xh-hpqhhigh

KubeVirt Vulnerable to Arbitrary Host File Read and Write

Nov 7, 2025

References

github.com / kubevirt/kubevirt/commit/00d03e43e3bf03e563136695a4732b65ed42d764
Patch
github.com / kubevirt/kubevirt/commit/ff3b69b08b6b9c8d08d23735ca8d82455f790a69
Patch
github.com / kubevirt/kubevirt/pull/15037
Issue Tracking
github.com / kubevirt/kubevirt/security/advisories/GHSA-46xp-26xh-hpqh
ExploitVendor Advisory