CVE-2025-2925

HDF5 H5MM.c H5MM_realloc double free

MEDIUM
5.5
CVSS Score
Published: March 28, 2025 at 08:00 PM UTC
Updated: June 17, 2026 at 09:07 AM UTC
1 product affected across 1 vendorHDF5

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A vulnerability has been found in HDF5 up to 1.14.6 and classified as problematic. This vulnerability affects the function H5MM_realloc of the file src/H5MM.c. The manipulation of the argument mem leads to double free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

ExploitIssue TrackingThird Party Advisory
https://github.com/HDFGroup/hdf5/issues/5383
SignaturePermissions RequiredVDB Entry
https://vuldb.com/?ctiid.301900
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.301900
Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.521193

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119CWE-415

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