MSRC_CVE-2026-29111
Vulnerability from csaf_microsoft - Published: 2026-03-02 00:00 - Updated: 2026-04-02 01:38Summary
systemd: Local unprivileged user can trigger an assert
Notes
Additional Resources: To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer: The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
5.5 (Medium)
None Available
There is no fix available for this vulnerability as of now
None Available
There is no fix available for this vulnerability as of now
None Available
There is no fix available for this vulnerability as of now
None Available
There is no fix available for this vulnerability as of now
None Available
There is no fix available for this vulnerability as of now
Vendor Fix
250.3-14:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade
https://learn.microsoft.com/en-us/azure/azure-lin…
Vendor Fix
250.3-19:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade
https://learn.microsoft.com/en-us/azure/azure-lin…
References
| URL | Category | |
|---|---|---|
{
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"title": "Additional Resources"
},
{
"category": "legal_disclaimer",
"text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
"title": "Disclaimer"
}
],
"publisher": {
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"contact_details": "secure@microsoft.com",
"name": "Microsoft Security Response Center",
"namespace": "https://msrc.microsoft.com"
},
"references": [
{
"category": "self",
"summary": "CVE-2026-29111 systemd: Local unprivileged user can trigger an assert - VEX",
"url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-29111.json"
},
{
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"summary": "Microsoft Support Lifecycle",
"url": "https://support.microsoft.com/lifecycle"
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{
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"summary": "Common Vulnerability Scoring System",
"url": "https://www.first.org/cvss"
}
],
"title": "systemd: Local unprivileged user can trigger an assert",
"tracking": {
"current_release_date": "2026-04-02T01:38:20.000Z",
"generator": {
"date": "2026-04-02T07:12:24.023Z",
"engine": {
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"id": "msrc_CVE-2026-29111",
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"revision_history": [
{
"date": "2026-03-26T01:01:32.000Z",
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"number": "1",
"summary": "Information published."
},
{
"date": "2026-03-27T01:04:50.000Z",
"legacy_version": "2",
"number": "2",
"summary": "Information published."
},
{
"date": "2026-03-31T15:18:40.000Z",
"legacy_version": "3",
"number": "3",
"summary": "Information published."
},
{
"date": "2026-04-01T01:49:35.000Z",
"legacy_version": "4",
"number": "4",
"summary": "Information published."
},
{
"date": "2026-04-01T14:37:02.000Z",
"legacy_version": "5",
"number": "5",
"summary": "Information published."
},
{
"date": "2026-04-02T01:38:20.000Z",
"legacy_version": "6",
"number": "6",
"summary": "Information published."
}
],
"status": "final",
"version": "6"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version",
"name": "2.0",
"product": {
"name": "CBL Mariner 2.0",
"product_id": "17086"
}
},
{
"category": "product_version",
"name": "3.0",
"product": {
"name": "Azure Linux 3.0",
"product_id": "17084"
}
}
],
"category": "product_name",
"name": "Azure Linux"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003ccbl2 systemd-bootstrap 250.3-13",
"product": {
"name": "\u003ccbl2 systemd-bootstrap 250.3-13",
"product_id": "7"
}
},
{
"category": "product_version",
"name": "cbl2 systemd-bootstrap 250.3-13",
"product": {
"name": "cbl2 systemd-bootstrap 250.3-13",
"product_id": "19667"
}
},
{
"category": "product_version_range",
"name": "azl3 systemd-bootstrap 250.3-18",
"product": {
"name": "azl3 systemd-bootstrap 250.3-18",
"product_id": "6"
}
},
{
"category": "product_version_range",
"name": "cbl2 systemd-bootstrap 250.3-14",
"product": {
"name": "cbl2 systemd-bootstrap 250.3-14",
"product_id": "3"
}
},
{
"category": "product_version_range",
"name": "\u003cazl3 systemd-bootstrap 250.3-19",
"product": {
"name": "\u003cazl3 systemd-bootstrap 250.3-19",
"product_id": "1"
}
},
{
"category": "product_version",
"name": "azl3 systemd-bootstrap 250.3-19",
"product": {
"name": "azl3 systemd-bootstrap 250.3-19",
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}
],
"category": "product_name",
"name": "systemd-bootstrap"
},
{
"branches": [
{
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"name": "azl3 systemd 255-26",
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}
},
{
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"product": {
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}
},
{
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}
],
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],
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"name": "Microsoft"
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{
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{
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{
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{
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},
"product_reference": "5",
"relates_to_product_reference": "17086"
},
{
"category": "default_component_of",
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"product_id": "17086-2"
},
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}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-29111",
"cwe": {
"id": "CWE-269",
"name": "Improper Privilege Management"
},
"notes": [
{
"category": "general",
"text": "GitHub_M",
"title": "Assigning CNA"
}
],
"product_status": {
"fixed": [
"19667-17086",
"21152-17084"
],
"known_affected": [
"17086-7",
"17084-6",
"17086-3",
"17084-1",
"17084-4",
"17086-5",
"17086-2"
]
},
"references": [
{
"category": "self",
"summary": "CVE-2026-29111 systemd: Local unprivileged user can trigger an assert - VEX",
"url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-29111.json"
}
],
"remediations": [
{
"category": "none_available",
"date": "2026-03-26T01:01:32.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17084-6"
]
},
{
"category": "none_available",
"date": "2026-03-26T01:01:32.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17086-3"
]
},
{
"category": "none_available",
"date": "2026-03-26T01:01:32.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17084-4"
]
},
{
"category": "none_available",
"date": "2026-03-26T01:01:32.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17086-5"
]
},
{
"category": "none_available",
"date": "2026-03-26T01:01:32.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17086-2"
]
},
{
"category": "vendor_fix",
"date": "2026-03-26T01:01:32.000Z",
"details": "250.3-14:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
"product_ids": [
"17086-7"
],
"url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
},
{
"category": "vendor_fix",
"date": "2026-03-26T01:01:32.000Z",
"details": "250.3-19:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
"product_ids": [
"17084-1"
],
"url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"environmentalsScore": 0.0,
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"temporalScore": 5.5,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"17086-7",
"17084-6",
"17086-3",
"17084-1",
"17084-4",
"17086-5",
"17086-2"
]
}
],
"title": "systemd: Local unprivileged user can trigger an assert"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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