VYPR

Data::Buffer::Shared

by Perl Foundation

CVEs (1)

  • CVE-2026-64613Jul 21, 2026
    risk 0.00cvss epss 0.00

    Data::Buffer::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without O_NOFOLLOW. The segment is created in buf_generic.h with open(path, O_RDWR|O_CREAT|O_EXCL, 0666). O_EXCL blocks a pre-seeded file on create, but the mode is 0666, so…