188 lines
7.4 KiB
JSON
188 lines
7.4 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-2026-56000",
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"assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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"state": "PUBLISHED",
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"assignerShortName": "suse",
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"dateReserved": "2026-06-18T09:26:55.988Z",
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"datePublished": "2026-07-08T07:36:15.357Z",
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"dateUpdated": "2026-07-08T12:42:16.061Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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"shortName": "suse",
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"dateUpdated": "2026-07-08T08:12:50.380Z"
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},
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"title": "xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()",
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"datePublic": "2026-07-08T07:30:00.000Z",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-416",
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"description": "CWE-416 Use after free",
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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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"impacts": [
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{
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"capecId": "CAPEC-234",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-234 Hijacking a privileged process"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "X.Org",
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"product": "xorg-x11-server",
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"packageName": "xorg-x11-server",
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"repo": "https://gitlab.freedesktop.org/xorg/xserver/",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "21.1.24",
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"versionType": "rpm"
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}
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],
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"defaultStatus": "unaffected"
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},
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{
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"vendor": "X.Org",
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"product": "xwayland",
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"packageName": "xwayland",
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"repo": "https://gitlab.freedesktop.org/xorg/xserver/",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "24.1.13",
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"versionType": "rpmver"
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}
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],
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"defaultStatus": "unaffected"
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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": "Local attackers with a X connection able to provide GLX commit to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a Heap Use After Free, due to CommonMakeCurrent() pointing into potentially reallocated memory.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "Local attackers with a X connection able to provide GLX commit to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a Heap Use After Free, due to CommonMakeCurrent() pointing into potentially reallocated memory."
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}
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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://gitlab.freedesktop.org/xorg/xserver/-/commit/2779affbdb4354e894f490e56f962527d6125043",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://www.openwall.com/lists/oss-security/2026/07/08/2",
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"tags": [
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"vendor-advisory"
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]
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "NONE",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"subConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "HIGH",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "CRITICAL",
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"baseScore": 9,
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H"
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}
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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": "Anonymous working with Trend Micro Zero Day Initiative.",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.2"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-07-08T12:41:28.146819Z",
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"id": "CVE-2026-56000",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-07-08T12:42:16.061Z"
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}
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}
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]
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}
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} |