{"id":"CLSA-2026-1789745402","summary":"Fix CVE(s): CVE-2026-86142","details":"   * SECURITY UPDATE: heap-based buffer overflow in XPointer expression parsing\n     - debian/patches/CVE-2026-86142.patch: reject XPointer parts longer than\n       INT_MAX before allocating xmlXPtrEvalXPtrPart()'s copy buffer, avoiding\n       xmlStrlen() wraparound and the resulting heap overflow\n     - CVE-2026-86142","modified":"2026-10-26T09:31:40.164124209Z","published":"2026-09-18T15:30:13Z","upstream":["CVE-2026-86142"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1789745402.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86142"}],"affected":[{"package":{"name":"libxml2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libxml2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"}},{"package":{"name":"libxml2-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libxml2-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"}},{"package":{"name":"libxml2-doc","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libxml2-doc?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"}},{"package":{"name":"libxml2-utils","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libxml2-utils?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"}},{"package":{"name":"python-libxml2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/python-libxml2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"}},{"package":{"name":"python3-libxml2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/python3-libxml2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"}}],"schema_version":"1.9.0"}