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Fencer Vulns
high 8.6

CVE-2016-4330 json

In the HDF5 1.8.16 library's failure to check if the number of dimensions for an array read from the file is within the bounds of the space…

published 2016-11-18 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-5330

cvss
8.6
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

In the HDF5 1.8.16 library's failure to check if the number of dimensions for an array read from the file is within the bounds of the space allocated for it, a heap-based buffer overflow will occur, potentially leading to arbitrary code execution.

Patch / fix

  • hdf5 Debian 14, Debian 13, Debian 12 1.10.0-patch1+docs-1

debian advisories DEBIAN-CVE-2016-4330

  • hdf5 Ubuntu 14.04 LTS 1.8.11-5ubuntu7.1
  • hdf5 Ubuntu 16.04 LTS 1.8.16+docs-4ubuntu1.1

ubuntu advisories UBUNTU-CVE-2016-4330

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • hdf5 Package Hub 12 1.8.17-5.1

opensuse advisories openSUSE-SU-2018:1051-1openSUSE-SU-2018:1056-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-4330 updated cvss 8.6

hdf5: H5T_ARRAY heap buffer overflow

  • Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) hdf5 Red Hat OpenShift Enterprise 2 hdf5 Red Hat OpenStack Platform 8 (Liberty) hdf5 Red Hat OpenStack Platform 9 (Mitaka) hdf5 Red Hat OpenStack Platform 10 (Newton) hdf5
    affected: no fix planned “Will not fix”
  • Red Hat OpenStack Platform 11 (Ocata) hdf5
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • talosintelligence.com http://www.talosintelligence.com/reports/TALOS-2016-0176/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 8.6 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.