{"cve":"CVE-2019-19956","nvd":{"published":"2019-12-24T16:15:11.450","modified":"2026-10-14T08:17:00.290","status":"Modified","description":"xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-401","CWE-772"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html","http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00005.html","https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf","https://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549","https://lists.debian.org/debian-lts-announce/2019/12/msg00032.html"],"products":["canonical:ubuntu_linux","debian:debian_linux","fedoraproject:fedora","netapp:active_iq_unified_manager","netapp:clustered_data_ontap","netapp:clustered_data_ontap_antivirus_connector","netapp:manageability_software_development_kit","netapp:ontap_select_deploy_administration_utility","netapp:steelstore_cloud_integrated_storage","oracle:real_user_experience_insight","siemens:sinema_remote_connect_server","xmlsoft:libxml2"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2019-19956","score":0.05626,"percentile":0.92888,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}