Vulnerability Details CVE-2026-104030
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 1.7%
CVSS Severity
CVSS v3 Score 5.5
References
Products affected by CVE-2026-104030
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cpe:2.3:a:redhat:openshift_container_platform:4.0
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cpe:2.3:o:redhat:enterprise_linux:10.0
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux:9.0