Red Hat: CVE-2022-2122: Potential heap overwrite in mp4 demuxing using zlib decompression (Multiple Advisories)

DOS / potential heap overwrite in qtdemux using zlib decompression. Integer overflow in qtdemux element in qtdemux_inflate function which causes a segfault, or could cause a heap overwrite, depending on libc and OS. Depending on the libc used, and the underlying OS capabilities, it could be just a segfault or a heap overwrite.