EUVD-2026-46375

Data::SortedSet::Shared versions before 0.03 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in sortedset.h with openpath, ORDWR|OCREAT, 0666. The mode is 0666, so under the default umask 022 the file is created mode 0644...

CVE-2026-64617

The Data::PubSub::Shared Perl module (versions before 0.07 ) contains a vulnerability where it creates a world-readable mmap backing file. The root cause is the use of open(path, O_RDWR|O_CREAT, 0666) in pubsub.h without the O_EXCL or O_NOFOLLOW flags. Under a default umask of 022, the file is cr...

CVE-2026-64613

Versions before 0.05 of the Perl module Data::Buffer::Shared are vulnerable because they create a world-readable mmap backing file and open it without the O_NOFOLLOW flag. Specifically, in buf_generic.h, the segment is created using open(path, O_RDWR|O_CREAT|O_EXCL, 0666), which results in a 0644...

PT-2026-62064

Name of the Vulnerable Software and Affected Versions Data::RoaringBitmap::Shared versions prior to 0.02 Description This issue occurs when creating a world-readable mmap backing file and opening it without the O EXCL or O NOFOLLOW flags. The segment is created using the open function with a mode...