{"id":"CLSA-2026-1790802906","summary":"expat: Fix of 3 CVEs","details":"- CVE-2026-66046: replace the linear scan of elementType-\u003edefaultAtts in\n  storeAtts() with a hash table lookup, and carry the attribute index\n  over in dtdCopy() so the lookup stays in bounds\n- CVE-2026-93990: reject a UTF-16 high surrogate that is not followed by\n  a low surrogate, so a lone high surrogate can no longer consume the\n  next code unit as a fake low and hide markup such as '\u003c' from the\n  tokenizer","modified":"2026-10-26T09:30:50.813813623Z","published":"2026-10-04T19:51:19Z","upstream":["CVE-2026-66046","CVE-2026-93990"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1790802906.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-66046"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76641"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93990"}],"affected":[{"package":{"name":"expat","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/expat?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.0-1.el9_2.tuxcare.els17"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json"}},{"package":{"name":"expat-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/expat-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.0-1.el9_2.tuxcare.els17"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json"}},{"package":{"name":"expat-static","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/expat-static?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.0-1.el9_2.tuxcare.els17"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json"}}],"schema_version":"1.9.0"}