{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-45736", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-13T06:54:34.219Z", "datePublished": "2026-05-15T14:53:57.263Z", "dateUpdated": "2026-07-22T12:08:45.065Z" }, "containers": { "cna": { "title": "ws: Uninitialized memory disclosure", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-908", "lang": "en", "description": "CWE-908: Use of Uninitialized Resource", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" } } ], "references": [ { "name": "https://github.com/websockets/ws/security/advisories/GHSA-58qx-3vcg-4xpx", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/websockets/ws/security/advisories/GHSA-58qx-3vcg-4xpx" }, { "name": "https://github.com/websockets/ws/commit/c0327ec15a54d701eb6ccefaa8bef328cfc03086", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/websockets/ws/commit/c0327ec15a54d701eb6ccefaa8bef328cfc03086" } ], "affected": [ { "vendor": "websockets", "product": "ws", "versions": [ { "version": ">= 8.0.0, < 8.20.1", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-15T14:53:57.263Z" }, "descriptions": [ { "lang": "en", "value": "ws is an open source WebSocket client and server for Node.js. 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"defaultStatus": "affected", "packageName": "rust", "product": "Red Hat Enterprise Linux AI (RHEL AI) 3", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux_ai:3" ], "defaultStatus": "affected", "packageName": "thrift", "product": "Red Hat Enterprise Linux AI (RHEL AI) 3", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:jboss_fuse:7" ], "defaultStatus": "unaffected", "packageName": "ws", "product": "Red Hat Fuse 7", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:hummingbird:1" ], "defaultStatus": "unaffected", "packageName": "ruff", "product": "Red Hat Hardened Images", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:hummingbird:1" ], "defaultStatus": "unaffected", "packageName": "rust", "product": "Red Hat Hardened Images", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:jboss_enterprise_application_platform:8" ], "defaultStatus": "unaffected", "packageName": "ws", "product": "Red Hat JBoss Enterprise Application Platform 8", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:jbosseapxp" ], "defaultStatus": "unaffected", "packageName": "ws", "product": "Red Hat JBoss Enterprise Application Platform Expansion Pack", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_ai" ], "defaultStatus": "affected", "packageName": "rhoai/odh-dashboard-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": 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"product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_ai" ], "defaultStatus": "affected", "packageName": "rhoai/odh-mod-arch-gen-ai-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_ai" ], "defaultStatus": "affected", "packageName": "rhoai/odh-mod-arch-maas-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_ai" ], "defaultStatus": "unaffected", "packageName": "rhoai/odh-mod-arch-mlflow-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_ai" ], "defaultStatus": "affected", "packageName": "rhoai/odh-mod-arch-model-registry-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_ai" ], "defaultStatus": "affected", "packageName": "rhoai/odh-workbench-codeserver-datascience-cpu-py312-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift:4" ], "defaultStatus": "affected", "packageName": "openshift4/ose-agent-installer-ui-rhel9", "product": "Red Hat OpenShift Container Platform 4", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift:4" ], "defaultStatus": "unaffected", "packageName": "openshift4/ose-console", "product": "Red Hat OpenShift Container Platform 4", "vendor": "Red 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"defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4" ], "defaultStatus": "unaffected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:container_native_virtualization:4" ], "defaultStatus": "unaffected", "packageName": "container-native-virtualization/kubevirt-console-plugin", "product": "Red Hat OpenShift Virtualization 4", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:container_native_virtualization:4" ], "defaultStatus": "unaffected", "packageName": "container-native-virtualization/kubevirt-console-plugin-rhel9", "product": "Red Hat OpenShift Virtualization 4", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:quay:3" ], "defaultStatus": "affected", "packageName": "quay/quay-rhel8", "product": "Red Hat Quay 3", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:satellite:6" ], "defaultStatus": "affected", "packageName": "satellite/iop-vulnerability-frontend-rhel9", "product": "Red Hat Satellite 6", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:ansible_portal:2" ], "defaultStatus": "affected", "packageName": "ansible-automation-platform/automation-portal", "product": "Self-service automation portal 2", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:ansible_portal:2" ], "defaultStatus": "affected", "packageName": "ansible-automation-platform/bootc-automation-portal-rhel9", "product": "Self-service automation portal 2", "vendor": "Red Hat" } ], "datePublic": "2026-05-15T14:53:57.263Z", "descriptions": [ { "lang": "en", "value": "A flaw was found in ws, an open source WebSocket client and server for Node.js. The `websocket.close()` implementation is vulnerable to uninitialized memory disclosure when a `TypedArray` is passed as the reason argument. This can lead to the disclosure of sensitive information from uninitialized memory." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Important" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-824", "description": "Access of Uninitialized Pointer", "lang": "en", "type": "CWE" } ] } ], "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2026-45736" }, { "name": "RHBZ#2477914", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477914" }, { "tags": [ "x_sadp-csaf-vex" ], "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45736.json" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:34374" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:36754" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:33574" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:29197" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:26638" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:26994" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:27171" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:7655" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:41928" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:40792" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:40768" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:36820" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:37272" } ], "solutions": [ { "lang": "en", "value": "RHSA-2026:34374: Red Hat Ansible Automation Platform 2.6" }, { "lang": "en", "value": "RHSA-2026:36754: Red Hat Developer Hub 1.10" }, { "lang": "en", "value": "RHSA-2026:33574: Red Hat Developer Hub 1.9" }, { "lang": "en", "value": "RHSA-2026:29197: Red Hat Discovery 2" }, { "lang": "en", "value": "RHSA-2026:26638: Red Hat Hardened Images" }, { "lang": "en", "value": "RHSA-2026:26994: Red Hat Hardened Images" }, { "lang": "en", "value": "RHSA-2026:27171: Red Hat Hardened Images" }, { "lang": "en", "value": "RHSA-2026:7655: Red Hat Hardened Images" }, { "lang": "en", "value": "RHSA-2026:41928: Red Hat Migration Toolkit 1.8" }, { "lang": "en", "value": "RHSA-2026:40792: Red Hat OpenShift Container Platform 4.21" }, { "lang": "en", "value": "RHSA-2026:40768: Red Hat OpenShift Container Platform 4.22" }, { "lang": "en", "value": "RHSA-2026:36820: Red Hat OpenShift Dev Spaces 3.29" }, { "lang": "en", "value": "RHSA-2026:37272: Red Hat Trusted Artifact Signer 1.4" } ], "timeline": [ { "lang": "en", "time": "2026-05-15T16:00:55.786Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-05-15T14:53:57.263Z", "value": "Made public." } ], "title": "ws: ws: Uninitialized memory disclosure via `websocket.close()` with `TypedArray`", "x_adpType": "supplier", "x_generator": { "engine": "sadp-cli 1.0.0" }, "providerMetadata": { "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "shortName": "redhat-SADP", "dateUpdated": "2026-07-22T12:08:45.065Z" } } ] } }