CVE-2026-104030
Full vulnerability record from the local CVENow database.
Description
A flaw was found in sssd. This vulnerability allows a local user to cause a Denial of Service (DoS) by submitting a specially crafted passkey authentication token that lacks null terminators. The authentication service reads past the end of the provided memory buffer, causing the process to crash and disrupting authentication services.
Severity
MEDIUM
CVSS score
5.5
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-10-05 20:17:08.637000
Last modified
2026-10-28 14:28:14.463000
View original CVE JSON
{
"id": "CVE-2026-104030",
"sourceIdentifier": "[email protected]",
"published": "2026-10-05T20:17:08.637",
"lastModified": "2026-10-28T14:28:14.463",
"vulnStatus": "Analyzed",
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}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
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"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 10",
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"type": "Secondary",
"cvssData": {
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"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
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}
],
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{
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"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
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"references": [
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"source": "[email protected]",
"tags": [
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},
{
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"source": "[email protected]",
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}