RHSA-2022:7811: Important: mingw-expat security update

Expat is a C library for parsing XML documents. The mingw-expat packages provide a port of the Expat library for MinGW. <br>The following packages have been upgraded to a later upstream version: mingw-expat (2.4.8). (BZ#2057023, BZ#2057037, BZ#2057127)<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: Stack exhaustion in doctype parsing (CVE-2022-25313)</li> <li> expat: Integer overflow in copyString() (CVE-2022-25314)</li> <li> expat: Integer overflow in the doProlog function (CVE-2022-23990)</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.<br>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.7 Release Notes linked from the References section.