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Vulnerability · Published Mar 14, 2025 · Assigned by VulDB

CVE-2025-2308HDF5 Scale-Offset Filter H5Z__scaleoffset_decompress_one_byte heap-based overflow

Medium 5.3

In plain English

A medium-severity heap buffer overflow in HDF5. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 65.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability, which was classified as critical, was found in HDF5 1.14.6. This affects the function H5Z__scaleoffset_decompress_one_byte of the component Scale-Offset Filter. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12hdf5no fix listedDEBIAN-CVE-2025-2308
Debian:13hdf5no fix listedDEBIAN-CVE-2025-2308
Debian:14hdf5no fix listedDEBIAN-CVE-2025-2308
Ubuntu:22.04:LTShdf5no fix listedUBUNTU-CVE-2025-2308
Ubuntu:24.04:LTShdf5no fix listedUBUNTU-CVE-2025-2308
Ubuntu:25.10hdf5no fix listedUBUNTU-CVE-2025-2308
Ubuntu:26.04:LTShdf5no fix listedUBUNTU-CVE-2025-2308
Ubuntu:26.10hdf5no fix listedUBUNTU-CVE-2025-2308

Affected products (as reported)

VendorProductVersions
n/a HDF5 1.14.6

Weakness: CWE-122, CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References