361 lines
15 KiB
JSON
361 lines
15 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-76235",
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"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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"state": "PUBLISHED",
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"assignerShortName": "redhat",
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"dateReserved": "2026-08-19T11:37:44.676Z",
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"datePublished": "2026-08-19T12:44:55.680Z",
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"dateUpdated": "2026-11-11T19:09:04.604Z"
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},
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"containers": {
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"cna": {
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"title": "Cockpit-ws: cockpit: cockpit-ws: unauthenticated remote memory leak via cockpitlang cookie in send_login_html",
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"metrics": [
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{
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"other": {
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"content": {
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"value": "Moderate",
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"namespace": "https://access.redhat.com/security/updates/classification/"
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},
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"type": "Red Hat severity rating"
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}
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},
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 7.5,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"version": "3.1"
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},
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"format": "CVSS"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "A memory leak flaw was found in cockpit-ws. The login page handler leaks a heap allocation on every unauthenticated request that carries a CockpitLang cookie, allowing a remote unauthenticated attacker to exhaust memory on the host and cause a denial of service."
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}
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],
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"affected": [
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 10",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:356.4-1.el10_2",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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],
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"cpes": [
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"cpe:/o:redhat:enterprise_linux:10.2"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 10",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:366.1-1.el10_3",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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],
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"cpes": [
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"cpe:/o:redhat:enterprise_linux:10.3"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 8",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:310.10-1.el8_10",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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],
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"cpes": [
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"cpe:/o:redhat:enterprise_linux:8::baseos"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 9",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:356.4-1.el9_8",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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],
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"cpes": [
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"cpe:/a:redhat:enterprise_linux:9::appstream",
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"cpe:/o:redhat:enterprise_linux:9::baseos"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 9",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:366.1-1.el9_9",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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],
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"cpes": [
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"cpe:/a:redhat:enterprise_linux:9::appstream",
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"cpe:/o:redhat:enterprise_linux:9::baseos"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 9",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:356.4-1.el9_8",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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"cpes": [
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"cpe:/a:redhat:enterprise_linux:9::appstream",
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"cpe:/o:redhat:enterprise_linux:9::baseos"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 9",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0:366.1-1.el9_9",
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"lessThan": "*",
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"versionType": "rpm",
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"status": "unaffected"
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}
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],
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"cpes": [
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"cpe:/a:redhat:enterprise_linux:9::appstream",
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"cpe:/o:redhat:enterprise_linux:9::baseos"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat Enterprise Linux 7",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "cockpit",
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"defaultStatus": "affected",
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"cpes": [
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"cpe:/o:redhat:rhel_els:7"
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]
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},
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{
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"vendor": "Red Hat",
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"product": "Red Hat OpenShift Dev Spaces",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "devspaces/udi-base-rhel10",
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"defaultStatus": "unaffected",
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"cpes": [
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"cpe:/a:redhat:openshift_devspaces:3"
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]
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{
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"vendor": "Red Hat",
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"product": "Red Hat OpenShift Dev Spaces",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "devspaces/udi-base-rhel9",
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"defaultStatus": "unaffected",
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"cpes": [
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"cpe:/a:redhat:openshift_devspaces:3"
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]
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{
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"product": "Red Hat OpenShift Dev Spaces",
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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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"packageName": "devspaces/udi-rhel9",
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"defaultStatus": "unaffected",
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"cpes": [
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"cpe:/a:redhat:openshift_devspaces:3"
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]
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}
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],
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"references": [
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{
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"url": "https://access.redhat.com/errata/RHSA-2026:94485",
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"name": "RHSA-2026:94485",
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"tags": [
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"vendor-advisory",
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"x_refsource_REDHAT"
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]
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},
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{
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"url": "https://access.redhat.com/errata/RHSA-2026:94533",
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"name": "RHSA-2026:94533",
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},
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{
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"url": "https://access.redhat.com/errata/RHSA-2026:96250",
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"name": "RHSA-2026:96250",
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"vendor-advisory",
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{
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"url": "https://access.redhat.com/errata/RHSA-2026:98463",
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"name": "RHSA-2026:98463",
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"vendor-advisory",
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"x_refsource_REDHAT"
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]
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},
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{
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"url": "https://access.redhat.com/errata/RHSA-2026:98567",
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"name": "RHSA-2026:98567",
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"vdb-entry",
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]
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},
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2519497",
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"name": "RHBZ#2519497",
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"tags": [
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"issue-tracking",
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"datePublic": "2026-08-19T00:00:00.000Z",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-401",
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"description": "Missing Release of Memory after Effective Lifetime",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"x_redhatCweChain": "CWE-401: Missing Release of Memory after Effective Lifetime",
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"workarounds": [
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{
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"lang": "en",
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"value": "Restrict network access to the cockpit port to trusted clients until a fix is available. No configuration-level mitigation removes the flaw entirely, since the login page must remain reachable without authentication."
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}
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],
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"timeline": [
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{
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"lang": "en",
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"time": "2026-08-11T00:00:00.000Z",
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"value": "Reported to Red Hat."
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},
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{
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"lang": "en",
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"time": "2026-08-19T00:00:00.000Z",
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"value": "Made public."
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Red Hat would like to thank Arpit Jain for reporting this issue."
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}
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],
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"content": {
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"timestamp": "2026-08-25T01:50:16.317408Z",
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"id": "CVE-2026-76235",
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"options": [
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{
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"Exploitation": "none"
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"Automatable": "yes"
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"Technical Impact": "partial"
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} |