CVE-2026-65066

Data::RingBuffer::Shared for Perl versions prior to 0.04 are vulnerable to local information disclosure and race conditions. The issue stems from the creation of an mmap backing file in ring.h using open(path, O_RDWR|O_CREAT, 0666). Because the O_NOFOLLOW flag is missing, the system follows pre-p...

PT-2026-62051

Data::RingBuffer::Shared versions before 0.04 for Perl allow a stack buffer overflow via an unvalidated elem size in ring read seq. The attach-time validator ring validate header checks the capacity-overflow and total size consistency of the header but never caps elem size against the destination...