Disclosure summary
A flaw was found in sssd. A local unprivileged user could send a specially crafted request with a zero-length body to the Network Security Services (NSS) responder. This could lead to a denial-of-service condition, causing the NSS responder to become unstable or terminate. This vulnerability affects the availability of the system responder.
Source-reported weakness categories
CWE-191
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2026-90996
Open original source · Updated Oct 07, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| fedoraproject | sssd | 2.12.0 |
| redhat | openshift_container_platform | 4.0 |
| redhat | enterprise_linux | 7.0 |
| redhat | enterprise_linux | 8.0 |
| redhat | enterprise_linux | 9.0 |
| redhat | enterprise_linux | 10.0 |
Original records & references
- NIST NVD record
- CVE Program record
- access.redhat.com — Vendor Advisory
- bugzilla.redhat.com — Exploit, Issue Tracking, Mitigation, Vendor Advisory
PUBLISHED 2026-09-14T12:17:42-04:00
MODIFIED 2026-10-07T10:29:19-04:00
INGESTED 2026-10-10T20:25:12-04:00