CVE-2018-17438: Hdfgroup HDF5

Medium severity, CVSS 6.5. EPSS: 1.7% chance of exploitation in the next 30 days.

A SIGFPE signal is raised in the function H5D__select_io() of H5Dselect.c in the HDF HDF5 through 1.10.3 library during an attempted parse of a crafted HDF file, because of incorrect protection against division by zero. It could allow a remote denial of service attack.

Affected products

• Hdfgroup HDF5: up to and including 1.10.3

Published 2018-09-24. Last modified 2026-06-17.