CVE-2019-8396

PoC —

CVSS 3.0

6.5 medium

EPSS

1%p70

Published

Feb 17, 2019 (Feb 17, 2019)

Modified

Jun 17, 2026

Description

A buffer overflow in H5O__layout_encode in H5Olayout.c in the HDF HDF5 through 1.10.4 library allows attackers to cause a denial of service via a crafted HDF5 file. This issue was triggered while repacking an HDF5 file, aka "Invalid write of size 2."

Vendors: hdfgroup
Products: hdf5
Weakness: CWE-119
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.3%)

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