AdvanceCOMP is a set of recompression utilities for .PNG, .MNG and .ZIP files. Security Fix: * advancecomp: null pointer dereference in function be_uint32_read in endianrw.h * advancecomp: denial of service in function adv_png_unfilter_8 in lib/png.c 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 7.7 Release Notes linked from the References section.