JLSEC-2026-310 Critical 9.8

JLSEC-2026-310

JLSEC Published: Apr 29, 2026
Modified: Jul 23, 2026
Severity: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Packages: HDF5_jll < 2.0.0+0
Upstream: CVE-2024-32615

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Z__nbit_decompress_one_byte in H5Znbit.c, caused by the earlier use of an initialized pointer.

References

https://github.com/HDFGroup/cve_hdf5/blob/main/CVE_list.md
https://www.hdfgroup.org/2024/05/new-hdf5-cve-issues-fixed-in-1-14-4/