xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.Referenceshttps://lists.debian.org/debian-lts-announce/2019/12/msg00032.htmlhttps://usn.ubuntu.com/4274-1/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00005.htmlhttps://www.oracle.com/security-alerts/cpujul2020.htmlhttps://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549https://security.netapp.com/advisory/ntap-20200114-0002/https://lists.debian.org/debian-lts-announce/2020/09/msg00009.htmlhttps://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdfhttps://us-cert.cisa.gov/ics/advisories/icsa-21-103-08
