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NVD Vulnerability Details :
CVE-2026-26103
Analyzed
More InfoOfficial Page
Source-secalert@redhat.com
View Known Exploited Vulnerability (KEV) details
Published At-25 Feb, 2026 | 11:16
Updated At-27 Feb, 2026 | 03:26

A flaw was found in the udisks storage management daemon that exposes a privileged D-Bus API for restoring LUKS encryption headers without proper authorization checks. The issue allows a local unprivileged user to instruct the root-owned udisks daemon to overwrite encryption metadata on block devices. This can permanently invalidate encryption keys and render encrypted volumes inaccessible. Successful exploitation results in a denial-of-service condition through irreversible data loss.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.1HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Type: Primary
Version: 3.1
Base score: 7.1
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CPE Matches

Red Hat, Inc.
redhat
>>enterprise_linux>>10.0
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*
freedesktop.org
freedesktop
>>udisks>>2.0.0
cpe:2.3:a:freedesktop:udisks:2.0.0:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-862Primarysecalert@redhat.com
CWE ID: CWE-862
Type: Primary
Source: secalert@redhat.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://access.redhat.com/security/cve/CVE-2026-26103secalert@redhat.com
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2433719secalert@redhat.com
Issue Tracking
Vendor Advisory
Hyperlink: https://access.redhat.com/security/cve/CVE-2026-26103
Source: secalert@redhat.com
Resource:
Vendor Advisory
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=2433719
Source: secalert@redhat.com
Resource:
Issue Tracking
Vendor Advisory
Change History
0Changes found

Details not found