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vuln-cve/data/2026/90xxx/CVE-2026-90463.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-90463",
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"state": "PUBLISHED",
"assignerShortName": "redhat",
"dateReserved": "2026-09-11T22:08:46.106Z",
"datePublished": "2026-09-14T15:21:01.029Z",
"dateUpdated": "2026-11-07T11:32:15.122Z"
},
"containers": {
"cna": {
"title": "Sssd: local oob read in nss service request parsers (`sss_nss_protocol_parse_svc_name` / `sss_nss_protocol_parse_svc_port`)",
"metrics": [
{
"other": {
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"type": "Red Hat severity rating"
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{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
"format": "CVSS"
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],
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{
"lang": "en",
"value": "A flaw was found in the sssd NSS responder. This input validation vulnerability allows a local attacker, by sending specially crafted service lookup requests to the NSS responder's UNIX socket, to cause an out-of-bounds read. This out-of-bounds read may lead to a denial of service (DoS) by crashing the NSS responder process. While unprivileged local clients can typically reach the socket, there is no evidence of privilege escalation or reliable data disclosure."
}
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"packageName": "sssd",
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"vendor": "Red Hat",
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"packageName": "sssd",
"defaultStatus": "affected",
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"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
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"product": "Red Hat OpenShift Container Platform 4",
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"packageName": "openshift/ose-rhel-coreos-8",
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{
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "openshift/ose-rhel-coreos-9",
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"packageName": "openshift/ose-rhel-coreos-9",
"defaultStatus": "affected",
"cpes": [
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]
}
],
"references": [
{
"url": "https://access.redhat.com/security/cve/CVE-2026-90463",
"tags": [
"vdb-entry",
"x_refsource_REDHAT"
]
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2479268",
"name": "RHBZ#2479268",
"tags": [
"issue-tracking",
"x_refsource_REDHAT"
]
}
],
"datePublic": "2026-09-14T13:53:00.000Z",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-125",
"description": "Out-of-bounds Read",
"lang": "en",
"type": "CWE"
}
]
}
],
"x_redhatCweChain": "CWE-125: Out-of-bounds Read",
"workarounds": [
{
"lang": "en",
"value": "There's no appropriated mitigation for this issue."
}
],
"timeline": [
{
"lang": "en",
"time": "2026-05-18T03:32:25.000Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2026-09-14T13:53:00.000Z",
"value": "Made public."
}
],
"credits": [
{
"lang": "en",
"value": "This issue was discovered by Found by AISLE in partnership with Red Hat."
}
],
"providerMetadata": {
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat",
"dateUpdated": "2026-11-07T11:32:15.122Z"
},
"x_generator": {
"engine": "cvelib 1.8.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-14T16:45:01.031986Z",
"id": "CVE-2026-90463",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
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"shortName": "CISA-ADP",
"dateUpdated": "2026-09-14T16:45:18.601Z"
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]
}
}