CVE-2026-90996

See a problem?
Please try reporting it to the source first.

Source

https://cve.org/CVERecord?id=CVE-2026-90996

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90996.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-90996

Downstream

Published

2026-09-14T15:55:42Z

Modified

2026-10-09T02:49:26Z

Severity

4.0 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator

Summary

Sssd: sssd: denial of service in nss responder via crafted zero-length requests

Details

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.

Database specific

{
    "cna_assigner": "redhat",
    "cwe_ids": [
        "CWE-191"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90996.json"
}

References

Affected packages

Git / github.com/sssd/sssd

Affected ranges

Type

GIT

Repo

https://github.com/sssd/sssd

Events

Introduced

1a1cf163b78ff4768cc8bfc1e631171bc021e2fe

Last Affected

1a1cf163b78ff4768cc8bfc1e631171bc021e2fe

Database specific

Show details

{
    "cpe": "cpe:2.3:a:fedoraproject:sssd:2.12.0:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.12.0"
        },
        {
            "last_affected": "2.12.0"
        }
    ],
    "source": "CPE_STRING"
}

Affected versions

2.*

2.12.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90996.json"