{"id":"OESA-2026-2500","summary":"expat security update","details":"expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial.\r\n\r\nSecurity Fix(es):\n\nIn libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.(CVE-2026-45186)","modified":"2026-05-29T13:45:05.699180973Z","published":"2026-05-29T13:35:02Z","upstream":["CVE-2026-45186"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2500"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45186"}],"affected":[{"package":{"name":"expat","ecosystem":"openEuler:24.03-LTS-SP1","purl":"pkg:rpm/openEuler/expat&distro=openEuler-24.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.0-19.oe2403sp1"}]}],"ecosystem_specific":{"x86_64":["expat-2.5.0-19.oe2403sp1.x86_64.rpm","expat-debuginfo-2.5.0-19.oe2403sp1.x86_64.rpm","expat-debugsource-2.5.0-19.oe2403sp1.x86_64.rpm","expat-devel-2.5.0-19.oe2403sp1.x86_64.rpm"],"noarch":["expat-help-2.5.0-19.oe2403sp1.noarch.rpm"],"src":["expat-2.5.0-19.oe2403sp1.src.rpm"],"aarch64":["expat-2.5.0-19.oe2403sp1.aarch64.rpm","expat-debuginfo-2.5.0-19.oe2403sp1.aarch64.rpm","expat-debugsource-2.5.0-19.oe2403sp1.aarch64.rpm","expat-devel-2.5.0-19.oe2403sp1.aarch64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-2500.json"}}],"schema_version":"1.7.5"}