What is CVE-2019-9151?

CVE-2019-9151 is a high-severity vulnerability in Hdfgroup Hdf5, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2019-02-25.

How severe is CVE-2019-9151?

High severity. CVSS v3 base score is 8.8 out of 10.

Out-of-bounds Read in Hdfgroup Hdf5

CVE-2019-9151

An issue was discovered in the HDF HDF5 1.10.4 library. There is an out of bounds read in the function H5VM_memcpyvv in H5VM.c when called from H5D__compact_readvv in H5Dcompact.c.

Vulnerability class: Buffer Overflow

Published 2019-02-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.8th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Hdfgroup Hdf5 — versions 1.10.4

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

github.com/magicSwordsMan/PAAFS/tree/master/vul7 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-9151?: CVE-2019-9151 is a high-severity vulnerability in Hdfgroup Hdf5, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2019-02-25.
How severe is CVE-2019-9151?: High severity. CVSS v3 base score is 8.8 out of 10.