xpdf 4.04 allocates excessive memory when presented with crafted input. This can be triggered by (for example) sending a crafted PDF document to the pdftoppm binary. It is most easily reproduced with the DCMAKE_CXX_COMPILER=afl-clang-fast++ option.
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-30775.json"