RHSA-2022:1069: Important: expat security update

First published: Mon Mar 28 2022(Updated: )

Expat is a C library for parsing XML documents.<br>Security Fix(es):<br><li> expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)</li> <li> expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236)</li> <li> expat: Integer overflow in storeRawNames() (CVE-2022-25315)</li> <li> expat: Large number of prefixed XML attributes on a single tag can crash libexpat (CVE-2021-45960)</li> <li> expat: Integer overflow in doProlog in xmlparse.c (CVE-2021-46143)</li> <li> expat: Integer overflow in addBinding in xmlparse.c (CVE-2022-22822)</li> <li> expat: Integer overflow in build_model in xmlparse.c (CVE-2022-22823)</li> <li> expat: Integer overflow in defineAttribute in xmlparse.c (CVE-2022-22824)</li> <li> expat: Integer overflow in lookup in xmlparse.c (CVE-2022-22825)</li> <li> expat: Integer overflow in nextScaffoldPart in xmlparse.c (CVE-2022-22826)</li> <li> expat: Integer overflow in storeAtts in xmlparse.c (CVE-2022-22827)</li> <li> expat: Integer overflow in function XML_GetBuffer (CVE-2022-23852)</li> For 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.

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