CVE-2025-6856

EUVD-2025-19481
A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FL__reg_gc_list of the file src/H5FL.c. The manipulation leads to use after free. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.3 LOW
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 10.6%
Affected Products (NVD)
VendorProductVersion
hdfgrouphdf5
1.14.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
hdf5
bookworm
unimportant
bullseye
unimportant
forky
2.1.0+repack-1
fixed
sid
2.2.0+repack-4
fixed
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
hdf5
bionic
not-affected
focal
needed
jammy
needed
noble
needed
oracular
ignored
plucky
ignored
questing
ignored
resolute
needed
trusty
not-affected
xenial
not-affected
Common Weakness Enumeration
References
https://github.com/HDFGroup/hdf5/issues/5574
https://github.com/user-attachments/files/20623417/hdf5_crash_6.txt
https://vuldb.com/?ctiid.314328
https://vuldb.com/?id.314328
https://vuldb.com/?submit.602528