CVE-2025-2309 Details
Description
A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.
A critical heap-based buffer overflow vulnerability has been identified in HDF5 version 1.14.6. This issue arises in the 'H5T__bit_copy' function within the type conversion logic, where the library improperly handles data copying, leading to a memory corruption vulnerability. Local access is required to exploit this vulnerability, which has been publicly disclosed and is available as a proof-of-concept exploit.
The vendor plans to address this vulnerability in an upcoming release.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 17, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/madao123123/crash_report/blob/main/hdf5_poc/hdf5_poc3.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.299722 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.299722 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.514532 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-122 | Heap-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| hdfgroup hdf5 | 1.14.6 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 28, 2025 | Initial Analysis | [email protected] |
| May 8, 2025 | CVE Modified | [email protected] |
| Mar 14, 2025 | New CVE Received | [email protected] |