Buffer overflow in Drolsky List::someutils::xs
CVE-2026-12844
List::SomeUtils::XS versions before 0.59 for Perl have a heap buffer overflow in the pairwise function. pairwise() collects the values returned by the block into a heap buffer sized to the longer input array, then grows the buffer before…
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Drolsky List::someutils::xs — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-12844?
- CVE-2026-12844 is a high-severity vulnerability in Drolsky List::someutils::xs, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-06-25.
- How severe is CVE-2026-12844?
- High severity. CVSS v3 base score is 7.5 out of 10.