{"affected":[{"defaultStatus":"unaffected","product":"libxml2","source":"CNA: redhat","vendor":"GNOME","versions":[{"lessThan":"2.14.5","status":"affected","version":"2.10.0","versionType":"semver"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"libxml2","product":"Red Hat Enterprise Linux 10","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.12.5-7.el10_0","versionType":"rpm"}]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"libxml2","product":"Red Hat JBoss Core Services 2.4.62.SP2","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://catalog.redhat.com/software/containers/","packageName":"libxml2-main","product":"Red Hat Hardened Images","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"2.15.2-0.3.hum1","versionType":"rpm"}]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"libxml2","product":"Red Hat Enterprise Linux 6","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"libxml2","product":"Red Hat Enterprise Linux 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"libxml2","product":"Red Hat Enterprise Linux 8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"libxml2","product":"Red Hat Enterprise Linux 9","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unknown","product":"RUGGEDCOM RST2428P","source":"ADP: siemens-SADP","vendor":"Siemens","versions":[{"lessThan":"V4.0","status":"affected","version":"0","versionType":"custom"}]}],"cveId":"CVE-2025-49795","cwes":["CWE-825"],"description":"A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.","epss":{"date":"2026-11-04","percentile":0.48404,"score":0.00592},"exploits":[],"kev":null,"metrics":[{"score":7.5,"severity":"high","source":"CNA: redhat","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},{"score":7.5,"severity":"high","source":"NVD: secalert@redhat.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}],"modifiedAt":1793830656903,"publishedAt":1750087169871,"references":[{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10630"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:19020"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:7519"},{"source":"CNA: redhat","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2025-49795"},{"source":"CNA: redhat","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2372379"},{"source":"CNA: redhat","tags":[],"url":"https://gitlab.gnome.org/GNOME/libxml2/-/issues/932"},{"source":"ADP: siemens-SADP","tags":[],"url":"https://cert-portal.siemens.com/productcert/html/ssa-253495.html"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2025:10630"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2025:19020"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:7519"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/security/cve/CVE-2025-49795"},{"source":"secalert@redhat.com","tags":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2372379"},{"source":"secalert@redhat.com","tags":[],"url":"https://gitlab.gnome.org/GNOME/libxml2/-/issues/932"},{"source":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","tags":[],"url":"https://cert-portal.siemens.com/productcert/html/ssa-253495.html"}],"remediation":[{"kind":"workaround","source":"CNA: redhat","text":"Mitigation is either unavailable or does not meet Red Hat Product Security standards for usability, deployment, applicability, or stability."}],"revision":"640cdc015bfcb276ca1f74136cd33050d59949bc4dd8f24b08b8c0892065171d","sources":[{"modifiedAt":1793828153969,"name":"CNA: redhat","retrievedAt":1793830225755,"url":"https://www.cve.org/CVERecord?id=CVE-2025-49795"},{"modifiedAt":1793830656903,"name":"NVD","retrievedAt":1793837797127,"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-49795"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793830254274,"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-49795"}],"ssvc":{"assessedAt":1750087823392,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Libxml: null pointer dereference leads to denial of service (dos)","updatedAt":1793837797127}