{"id":"CLSA-2025-1752654590","summary":"libxml2: Fix of 3 CVEs","details":"- CVE-2025-49794: fix use-after-free issue triggered by processing certain\n  \u003csch:name path=\"...\"/\u003e elements in input XML file.\n- CVE-2025-49796: fix memory corruption issue triggered by processing certain\n  sch:name elements from input XML file\n- CVE-2025-6021: fix integer overflow in buffer size calculations to prevent\n  stack-based buffer overflow","modified":"2026-05-27T11:18:18.073959669Z","published":"2025-07-16T08:29:56Z","upstream":["CVE-2025-49794","CVE-2025-49796","CVE-2025-6021"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos-stream8els/CLSA-2025-1752654590.html"}],"affected":[{"package":{"name":"libxml2","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/libxml2?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.7-18.el8.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2025-1752654590.json"}},{"package":{"name":"libxml2-devel","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/libxml2-devel?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.7-18.el8.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2025-1752654590.json"}},{"package":{"name":"libxml2-static","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/libxml2-static?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.7-18.el8.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2025-1752654590.json"}},{"package":{"name":"python3-libxml2","ecosystem":"TuxCare:CentOS-Stream:8","purl":"pkg:rpm/tuxcare/python3-libxml2?distro=centos-stream-8"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.7-18.el8.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2025-1752654590.json"}}],"schema_version":"1.7.5"}