CVE-2025-6395

{"id": "CVE-2025-6395", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-6395", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-07-10T15:32:33.292878Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.2, "exploitabilityScore": 2.2}]}, "affected": [{"source": "secalert@redhat.com", "affectedData": [{"versions": [{"status": "affected", "version": "0", "lessThan": "3.8.10", "versionType": "semver"}], "packageName": "libgnutls", "collectionURL": "https://www.gnutls.org/", "defaultStatus": "unaffected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:10.0"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 10", "versions": [{"status": "unaffected", "version": "0:3.8.9-9.el10_0.14", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:8::appstream", "cpe:/o:redhat:enterprise_linux:8::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "versions": [{"status": "unaffected", "version": "0:3.6.16-8.el8_10.4", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:8::appstream", "cpe:/o:redhat:enterprise_linux:8::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "versions": [{"status": "unaffected", "version": "0:3.6.16-8.el8_10.4", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:9::appstream", "cpe:/o:redhat:enterprise_linux:9::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "versions": [{"status": "unaffected", "version": "0:3.8.3-6.el9_6.2", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:9::appstream", "cpe:/o:redhat:enterprise_linux:9::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "versions": [{"status": "unaffected", "version": "0:3.8.3-6.el9_6.2", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:9.2::appstream", "cpe:/o:redhat:rhel_e4s:9.2::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:3.7.6-21.el9_2.4", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.4::appstream", "cpe:/o:redhat:rhel_eus:9.4::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.4 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:3.8.3-4.el9_4.4", "lessThan": "*", "versionType": "rpm"}], "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:ceph_storage:7::el9"], "vendor": "Red Hat", "product": "Red Hat Ceph Storage 7", "versions": [{"status": "unaffected", "version": "7", "lessThan": "*", "versionType": "rpm"}], "packageName": "rhceph/rhceph-7-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:discovery:2::el9"], "vendor": "Red Hat", "product": "Red Hat Discovery 2", "versions": [{"status": "unaffected", "version": "2.3.0-1760554384", "lessThan": "*", "versionType": "rpm"}], "packageName": "discovery/discovery-ui-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:insights_proxy:1.5::el9"], "vendor": "Red Hat", "product": "Red Hat Insights proxy 1.5", "versions": [{"status": "unaffected", "version": "1.5.7-1759331989", "lessThan": "*", "versionType": "rpm"}], "packageName": "insights-proxy/insights-proxy-container-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:6"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unknown"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:7"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "packageName": "gnutls", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unknown"}, {"cpes": ["cpe:/a:redhat:openshift:4"], "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "packageName": "openshift/ose-rhel-coreos-8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:openshift:4"], "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "packageName": "openshift/ose-rhel-coreos-9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}]}, {"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "affectedData": [{"vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP", "versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP", "versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP", "versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}]}], "published": "2025-07-10T16:15:25.110", "references": [{"url": "https://access.redhat.com/errata/RHSA-2025:16115", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:16116", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:17181", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:17348", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:17361", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:17415", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:19088", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:22529", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2025-6395", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2376755", "source": "secalert@redhat.com"}, {"url": "https://gitlab.com/gnutls/gnutls/-/issues/1718", "source": "secalert@redhat.com"}, {"url": "https://lists.gnupg.org/pipermail/gnutls-help/2025-July/004883.html", "source": "secalert@redhat.com"}, {"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"}, {"url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html", "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite()."}, {"lang": "es", "value": "Se encontr\u00f3 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 l\u00edmites (OOB), lo que resulta en corrupci\u00f3n de memoria y una denegaci\u00f3n de servicio (DoS) que podr\u00eda colapsar el sistema."}], "lastModified": "2026-09-01T12:17:30.470", "sourceIdentifier": "secalert@redhat.com"}