RHSA-2026:3476
Vulnerability from csaf_opensuse - Published: 2026-03-02 00:00 - Updated: 2026-09-16 18:34Summary
security update for udisks2
Severity
Important
Notes
Title of the patch: security update for udisks2
Description of the patch: This security update provides a functional equivalent of RHSA-2026:3476.
The original Red Hat(R) advisory is available from the Red Hat web site at
https://access.redhat.com/errata/RHSA-2026:3476.
Patchnames: RHSA-2026:3476
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
7.1 (High)
Affected products
Recommended
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Liberty Linux 10:libudisks2-2.10.90-6.el10_1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 10:libudisks2-devel-2.10.90-6.el10_1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 10:udisks2-2.10.90-6.el10_1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 10:udisks2-iscsi-2.10.90-6.el10_1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 10:udisks2-lsm-2.10.90-6.el10_1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 10:udisks2-lvm2-2.10.90-6.el10_1.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
5.5 (Medium)
Affected products
Recommended
6 products, the same list as for
CVE-2026-26103
Threats
Impact
moderate
References
10 references
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},
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"relates_to_product_reference": "SUSE Liberty Linux 10"
},
{
"category": "default_component_of",
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},
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},
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"relates_to_product_reference": "SUSE Liberty Linux 10"
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},
"vulnerabilities": [
{
"cve": "CVE-2026-26103",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-26103"
}
],
"notes": [
{
"category": "general",
"text": "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.",
"title": "CVE description"
}
],
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"SUSE Liberty Linux 10:udisks2-2.10.90-6.el10_1.1.x86_64",
"SUSE Liberty Linux 10:udisks2-iscsi-2.10.90-6.el10_1.1.x86_64",
"SUSE Liberty Linux 10:udisks2-lsm-2.10.90-6.el10_1.1.x86_64",
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"SUSE Liberty Linux 10:udisks2-2.10.90-6.el10_1.1.x86_64",
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],
"scores": [
{
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"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
"version": "3.1"
},
"products": [
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"SUSE Liberty Linux 10:libudisks2-devel-2.10.90-6.el10_1.1.x86_64",
"SUSE Liberty Linux 10:udisks2-2.10.90-6.el10_1.1.x86_64",
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]
}
],
"threats": [
{
"category": "impact",
"date": "2026-03-02T00:00:00Z",
"details": "important"
}
],
"title": "CVE-2026-26103"
},
{
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"ids": [
{
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}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in the udisks storage management daemon that allows unprivileged users to back up LUKS encryption headers without authorization. The issue occurs because a privileged D-Bus method responsible for exporting encryption metadata does not perform a policy check. As a result, sensitive cryptographic metadata can be read and written to attacker-controlled locations. This weakens the confidentiality guarantees of encrypted storage volumes.",
"title": "CVE description"
}
],
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{
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},
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"title": "CVE-2026-26104"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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