The GDAL project builds against the latest Poppler git version, but they have just increased their baseline dependencies (for boost, libtiff, freetype) to the ones provided by Ubuntu 22.04. So this requires also the GDAL ossfuzz build recipee to build those components (at least freetype which is the only one strictly required) from source, which complicates things. It could be worth considering updating to ossfuzz base image to a newer Ubuntu