[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fNr_UetHHeRP46IDviAZWOXxzeBf0iLC42HymAjXUUcw":3,"g5a-risk:CVE-2025-26599":190},{"success":4,"data":5,"meta":187},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":35,"epssPercentile":26,"epssTimeSeries":36,"severity":37,"affectedProducts":38,"affectedProductsCount":62,"references":63,"referencesCount":119,"weaknesses":120,"weaknessesCount":129,"isActivelyExploited":130,"cisaInfo":26,"otxData":26,"relatedBlogPosts":131,"seoMetadata":132,"configurations":157,"relatedVendorCves":185,"notableEvents":186},"CVE-2025-26599","What is CVE-2025-26599?","An access to an uninitialized pointer flaw was found in X.Org and Xwayland. The function compCheckRedirect() may fail if it cannot allocate the backing pixmap. In that case, compRedirectWindow() will return a BadAlloc error without validating the window tree marked just before, which leaves the validated data partly initialized and the use of an uninitialized pointer later.","An access to an uninitialized pointer flaw was found in X.Org and Xwayland. The function compCheckRedirect() may fail if it cannot allocate the backing pixma...","2025-02-25T16:15:39.163","2025-11-03T22:18:42.76",7.8,"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":33,"CVSSMetricV2":34,"CVSSMetricV40":26},[16,29],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"secalert@redhat.com","Secondary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"ModifiedAttackVector":26,"ModifiedAttackComplexity":26,"ModifiedPrivilegesRequired":26,"ModifiedUserInteraction":26,"ModifiedScope":26,"ModifiedConfidentialityImpact":26,"ModifiedIntegrityImpact":26,"ModifiedAvailabilityImpact":26,"EnvironmentalScore":26,"EnvironmentalSeverity":26},"3.1","LOCAL","LOW","NONE","UNCHANGED","HIGH",null,1.8,5.9,{"Source":30,"Type":31,"CVSSData":32,"ExploitabilityScore":27,"ImpactScore":28},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"ModifiedAttackVector":26,"ModifiedAttackComplexity":26,"ModifiedPrivilegesRequired":26,"ModifiedUserInteraction":26,"ModifiedScope":26,"ModifiedConfidentialityImpact":26,"ModifiedIntegrityImpact":26,"ModifiedAvailabilityImpact":26,"EnvironmentalScore":26,"EnvironmentalSeverity":26},[],[],0.00405,[35,35,35,35,35,35,35],"High",[39,43,48,51,56,59],{"vendor":40,"product":40,"version":41,"criteria":42,"vulnerable":4},"tigervnc","-","cpe:2.3:a:tigervnc:tigervnc:-:*:*:*:*:*:*:*",{"vendor":44,"product":45,"version":46,"criteria":47,"vulnerable":4},"x.org","x_server","*","cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*",{"vendor":44,"product":49,"version":46,"criteria":50,"vulnerable":4},"xwayland","cpe:2.3:a:x.org:xwayland:*:*:*:*:*:*:*:*",{"vendor":52,"product":53,"version":54,"criteria":55,"vulnerable":4},"redhat","enterprise_linux","7.0","cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",{"vendor":52,"product":53,"version":57,"criteria":58,"vulnerable":4},"8.0","cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",{"vendor":52,"product":53,"version":60,"criteria":61,"vulnerable":4},"9.0","cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*",6,[64,69,72,75,78,81,84,87,90,93,96,99,102,105,108,111,115],{"url":65,"source":66,"tags":67},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2500","Red Hat",[68],"Third Party Advisory",{"url":70,"source":66,"tags":71},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2502",[68],{"url":73,"source":66,"tags":74},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2861",[68],{"url":76,"source":66,"tags":77},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2862",[68],{"url":79,"source":66,"tags":80},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2865",[68],{"url":82,"source":66,"tags":83},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2866",[68],{"url":85,"source":66,"tags":86},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2873",[68],{"url":88,"source":66,"tags":89},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2874",[68],{"url":91,"source":66,"tags":92},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2875",[68],{"url":94,"source":66,"tags":95},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2879",[68],{"url":97,"source":66,"tags":98},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:2880",[68],{"url":100,"source":66,"tags":101},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:7163",[],{"url":103,"source":66,"tags":104},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:7165",[],{"url":106,"source":66,"tags":107},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2025:7458",[],{"url":109,"source":66,"tags":110},"https:\u002F\u002Faccess.redhat.com\u002Fsecurity\u002Fcve\u002FCVE-2025-26599",[68],{"url":112,"source":66,"tags":113},"https:\u002F\u002Fbugzilla.redhat.com\u002Fshow_bug.cgi?id=2345253",[114],"Issue Tracking",{"url":116,"source":117,"tags":118},"https:\u002F\u002Flists.debian.org\u002Fdebian-lts-announce\u002F2025\u002F02\u002Fmsg00036.html","Debian",[],17,[121],{"id":122,"name":123,"description":124,"extendedDescription":125,"status":126,"abstraction":127,"structure":128},"CWE-824","Access of Uninitialized Pointer","The product accesses or uses a pointer that has not been initialized.","If the pointer contains an uninitialized value, then the value might not point to a valid memory location. This could cause the product to read from or write to unexpected memory locations, leading to a denial of service. If the uninitialized pointer is used as a function call, then arbitrary functions could be invoked. If an attacker can influence the portion of uninitialized memory that is contained in the pointer, this weakness could be leveraged to execute code or perform other attacks.\nDepending on memory layout, associated memory management behaviors, and product operation, the attacker might be able to influence the contents of the uninitialized pointer, thus gaining more fine-grained control of the memory location to be accessed.","Incomplete","Base","Simple",1,false,[],{"title":133,"metaDescription":134,"keywords":135,"canonicalUrl":136,"structuredData":137},"What is CVE-2025-26599? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2025-26599, a high severity cyber security vulnerability from 2025. An access to an uninitialized pointer flaw was found in X.O...","CVE-2025-26599, CVE-2025-26599 vulnerability, CVE-2025-26599 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2025, CVSS score, exploit, patch, remediation, tigervnc security, x.org security, redhat security, tigervnc vulnerability, x_server vulnerability, xwayland vulnerability, enterprise_linux vulnerability","\u002Fwhat-is\u002Fcve-2025-26599",{"@context":138,"@type":139,"headline":133,"description":134,"datePublished":10,"dateModified":11,"author":140,"publisher":144,"about":148,"mainEntityOfPage":152,"articleSection":155,"keywords":156},"https:\u002F\u002Fschema.org","TechArticle",{"@type":141,"name":142,"url":143},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":141,"name":142,"url":143,"logo":145},{"@type":146,"url":147},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":149,"name":6,"description":150,"additionalType":151},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":153,"@id":154},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2025-26599","Cybersecurity","CVE-2025-26599, CVE-2025-26599 vulnerability, CVE-2025-26599 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[158,165,175],{"Operator":26,"Negate":26,"Nodes":159},[160],{"Operator":161,"Negate":130,"CPEMatch":162},"OR",[163],{"Vulnerable":4,"Criteria":42,"MatchCriteriaID":164,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"79A8316C-BA22-441E-92AF-415AFABCEB76",{"Operator":26,"Negate":26,"Nodes":166},[167],{"Operator":161,"Negate":130,"CPEMatch":168},[169,172],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":170,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":171,"VersionEndIncluding":26},"07E5F462-A20F-472C-85E7-804D46F01A7A","21.1.16",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":173,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":174,"VersionEndIncluding":26},"1CBC57E6-F54D-4B54-9263-9753CCA3EEF7","24.1.6",{"Operator":26,"Negate":26,"Nodes":176},[177],{"Operator":161,"Negate":130,"CPEMatch":178},[179,181,183],{"Vulnerable":4,"Criteria":55,"MatchCriteriaID":180,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"142AD0DD-4CF3-4D74-9442-459CE3347E3A",{"Vulnerable":4,"Criteria":58,"MatchCriteriaID":182,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"F4CFF558-3C47-480D-A2F0-BABF26042943",{"Vulnerable":4,"Criteria":61,"MatchCriteriaID":184,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"7F6FB57C-2BC7-487C-96DD-132683AEB35D",[],[],{"lastModified":11,"cacheTime":188,"version":189},1792265573914,"2.0",{"score":191,"band":192,"action":193,"scoredAt":194},46,"Medium","Plan remediation","2026-10-16T07:05:59.8+00:00"]