{"id":"CLSA-2026-1777464764","summary":"libxml2: Fix of 2 CVEs","details":"- CVE-2018-14404: fix NULL pointer dereference in xmlXPathCompOpEval when\n  AND/OR operator operates on an empty XPath stack\n- CVE-2019-19956: fix memory leak in xmlParseBalancedChunkMemoryRecover when\n  parsing NULL doc","modified":"2026-05-27T11:18:21.517424328Z","published":"2026-05-02T00:55:05Z","upstream":["CVE-2018-14404","CVE-2019-19956"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos6els/CLSA-2026-1777464764.html"}],"affected":[{"package":{"name":"libxml2","ecosystem":"TuxCare:CentOS:6","purl":"pkg:rpm/tuxcare/libxml2?distro=centos-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.6-21.el6_8.1.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1777464764.json"}},{"package":{"name":"libxml2-devel","ecosystem":"TuxCare:CentOS:6","purl":"pkg:rpm/tuxcare/libxml2-devel?distro=centos-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.6-21.el6_8.1.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1777464764.json"}},{"package":{"name":"libxml2-python","ecosystem":"TuxCare:CentOS:6","purl":"pkg:rpm/tuxcare/libxml2-python?distro=centos-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.6-21.el6_8.1.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1777464764.json"}},{"package":{"name":"libxml2-static","ecosystem":"TuxCare:CentOS:6","purl":"pkg:rpm/tuxcare/libxml2-static?distro=centos-6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.6-21.el6_8.1.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1777464764.json"}}],"schema_version":"1.7.5"}