{"id":"CLSA-2026-1783093248","summary":"libxml2: Fix of CVE-2026-11979","details":"- CVE-2026-11979: add bounds checks in xmlcatalog --shell usershell() to\n  prevent stack buffer overflows when parsing overly long command lines","modified":"2026-10-26T09:31:39.311559952Z","published":"2026-07-07T14:00:20Z","upstream":["CVE-2026-11979"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos6els/CLSA-2026-1783093248.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11979"}],"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.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1783093248.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.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1783093248.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.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1783093248.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.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1783093248.json"}}],"schema_version":"1.9.0"}