CVE-2026-59143: Out-of-bounds Read

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...

CVE-2026-65065: Incorrect Permission Assignment for Critical Resource

Data::RoaringBitmap::Shared versions before 0.02 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in roaring.h with openpath, ORDWR|OCREAT, 0666. The mode is 0666, so under the default umask 022 the file is created mode 0644...