CVE-2025-6395
Full vulnerability record from the local CVENow database.
Description
A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite().
Severity
MEDIUM
CVSS score
6.5
(v3.1)
Vulnerability status
Deferred
Source identifier
Published
2025-07-10 16:15:25.110000
Last modified
2026-11-05 17:17:20.077000
View original CVE JSON
{
"id": "CVE-2025-6395",
"sourceIdentifier": "[email protected]",
"published": "2025-07-10T16:15:25.110",
"lastModified": "2026-11-05T17:17:20.077",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite()."
},
{
"lang": "es",
"value": "Se encontró una falla de desreferencia de puntero nulo en el software GnuTLS en _gnutls_figure_common_ciphersuite(). Al leer ciertas configuraciones de un archivo de plantilla, puede permitir que un atacante provoque una escritura de puntero nulo fuera de los límites (OOB), lo que resulta en corrupción de memoria y una denegación de servicio (DoS) que podría colapsar el sistema."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
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"collectionURL": "https://www.gnutls.org/",
"packageName": "libgnutls",
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}
]
},
{
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"cpes": [
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],
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],
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}
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]
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],
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}
]
},
{
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]
},
{
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"packageName": "insights-proxy/insights-proxy-container-rhel9",
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]
},
{
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},
{
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},
{
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"packageName": "openshift/ose-rhel-coreos-9",
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]
}
]
},
{
"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
"affectedData": [
{
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"product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP",
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}
]
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{
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{
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],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.2,
"impactScore": 4.2
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2025-07-10T15:32:33.292878Z",
"id": "CVE-2025-6395",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-476"
}
]
}
],
"references": [
{
"url": "https://access.redhat.com/errata/RHSA-2025:16115",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:16116",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:17181",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:17348",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:17361",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:17415",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:19088",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:22529",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/security/cve/CVE-2025-6395",
"source": "[email protected]"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2376755",
"source": "[email protected]"
},
{
"url": "https://gitlab.com/gnutls/gnutls/-/issues/1718",
"source": "[email protected]"
},
{
"url": "https://lists.gnupg.org/pipermail/gnutls-help/2025-July/004883.html",
"source": "[email protected]"
},
{
"url": "http://www.openwall.com/lists/oss-security/2025/07/11/3",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00005.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
"url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html",
"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"
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]
}