Poppler is a Portable Document Format rendering library, used by applications such as Evince. The evince packages provide a simple multi-page document viewer for Portable Document Format , PostScript , Encapsulated PostScript files, and, with additional back-ends, also the Device Independent File format files. The following packages have been upgraded to a later upstream version: poppler . Security Fix: * poppler: pdftohtml: access to uninitialized pointer could lead to DoS For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.