The libvpx packages provide the VP8 SDK, which allows the encoding and decoding of the VP8 video codec, commonly used with the WebM multimedia container file format. Security Fix: * libvpx: Double free in ParseContentEncodingEntry in mkvparser.cc * libvpx: Out of bounds read in vp8_norm table * libvpx: Resource exhaustion after memory leak in mkvparser.cc * libvpx: Use-after-free in vp8_deblock in vp8/common/postproc.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 8.3 Release Notes linked from the References section.