CVE-2026-59143 Data::RoaringBitmap::Shared versions before 0.02 for Perl allow an out-of-bounds read via an unvalidated container offset and cardinality in rb_contains_locked

Data::RoaringBitmap::Shared versions before 0.02 for Perl allow an out-of-bounds read via an unvalidated container offset and cardinality in rbcontainslocked. The attach-time validator rbvalidateheader checks the header scalars and region layout against the file size, but does not validate the...