{"id":"RLSA-2022:0951","summary":"Important: expat security update","details":"Expat is a C library for parsing XML documents.\n\nSecurity Fix(es):\n\n* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)\n\n* expat: Namespace-separator characters in \"xmlns[:prefix]\" attribute values can lead to arbitrary code execution (CVE-2022-25236)\n\n* expat: Integer overflow in storeRawNames() (CVE-2022-25315)\n\n* expat: Large number of prefixed XML attributes on a single tag can crash libexpat (CVE-2021-45960)\n\n* expat: Integer overflow in doProlog in xmlparse.c (CVE-2021-46143)\n\n* expat: Integer overflow in addBinding in xmlparse.c (CVE-2022-22822)\n\n* expat: Integer overflow in build_model in xmlparse.c (CVE-2022-22823)\n\n* expat: Integer overflow in defineAttribute in xmlparse.c (CVE-2022-22824)\n\n* expat: Integer overflow in lookup in xmlparse.c (CVE-2022-22825)\n\n* expat: Integer overflow in nextScaffoldPart in xmlparse.c (CVE-2022-22826)\n\n* expat: Integer overflow in storeAtts in xmlparse.c (CVE-2022-22827)\n\n* expat: Integer overflow in function XML_GetBuffer (CVE-2022-23852)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-02-04T07:40:22.968789Z","published":"2022-03-16T15:13:06Z","upstream":["CVE-2021-45960","CVE-2021-46143","CVE-2022-22822","CVE-2022-22823","CVE-2022-22824","CVE-2022-22825","CVE-2022-22826","CVE-2022-22827","CVE-2022-23852","CVE-2022-25235","CVE-2022-25236","CVE-2022-25315"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2022:0951"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044451"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044455"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044457"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044464"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044467"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044479"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044484"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044488"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044613"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2056363"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2056366"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2056370"}],"affected":[{"package":{"name":"expat","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/expat?distro=rocky-linux-8-5-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.2.5-4.el8_5.3"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2022:0951.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}