{"id":"OESA-2026-2498","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\nlibexpat before version 2.7.6 uses insufficient entropy, allowing attackers to cause hash flooding via a crafted XML document.(CVE-2026-41080)","modified":"2026-08-18T01:20:01.208657643Z","published":"2026-05-29T11:11:27Z","upstream":["CVE-2026-41080"],"database_specific":{"severity":"Low"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2498"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41080"}],"affected":[{"package":{"name":"expat","ecosystem":"openEuler:20.03-LTS-SP4","purl":"pkg:rpm/openEuler/expat&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.9-25.oe2003sp4"}]}],"ecosystem_specific":{"x86_64":["expat-2.2.9-25.oe2003sp4.x86_64.rpm","expat-debuginfo-2.2.9-25.oe2003sp4.x86_64.rpm","expat-debugsource-2.2.9-25.oe2003sp4.x86_64.rpm","expat-devel-2.2.9-25.oe2003sp4.x86_64.rpm"],"aarch64":["expat-2.2.9-25.oe2003sp4.aarch64.rpm","expat-debuginfo-2.2.9-25.oe2003sp4.aarch64.rpm","expat-debugsource-2.2.9-25.oe2003sp4.aarch64.rpm","expat-devel-2.2.9-25.oe2003sp4.aarch64.rpm"],"noarch":["expat-help-2.2.9-25.oe2003sp4.noarch.rpm"],"src":["expat-2.2.9-25.oe2003sp4.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-2498.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}