CVE-2018-14033: Hdfgroup HDF5

High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days.

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer over-read in the function H5O_layout_decode in H5Olayout.c, related to HDmemcpy.

Affected products

• Hdfgroup HDF5: version 1.8.20 only

Published 2018-07-13. Last modified 2026-06-17.