UBUNTU-CVE-2025-6818

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Source
https://ubuntu.com/security/CVE-2025-6818
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6818.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2025-6818
Upstream
Published
2025-06-28T16:15:00Z
Modified
2026-01-20T19:18:47.614913Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5O_chunkprotect of the file /src/H5Ochunk.c. 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.

References

Affected packages

Ubuntu:Pro:20.04:LTS / hdf5

Package

Name
hdf5
Purl
pkg:deb/ubuntu/hdf5@1.10.4+repack-11ubuntu1+esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.10.4+repack-10
1.10.4+repack-11
1.10.4+repack-11ubuntu1
1.10.4+repack-11ubuntu1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hdf5-helpers",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "hdf5-tools",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-103",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-cpp-103",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-dev",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-java",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-jni",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-mpi-dev",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-mpich-103",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-mpich-dev",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-openmpi-103",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        },
        {
            "binary_name": "libhdf5-openmpi-dev",
            "binary_version": "1.10.4+repack-11ubuntu1+esm1"
        }
    ],
    "priority_reason": "Upstream rates this as being low severity"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6818.json"

Ubuntu:22.04:LTS / hdf5

Package

Name
hdf5
Purl
pkg:deb/ubuntu/hdf5@1.10.7+repack-4ubuntu2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.10.6+repack-5
1.10.7+repack-4ubuntu1
1.10.7+repack-4ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hdf5-helpers",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "hdf5-tools",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-103",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-103-1",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-cpp-103",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-cpp-103-1",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-dev",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-fortran-102",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-hl-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-hl-cpp-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-hl-fortran-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-java",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-jni",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpi-dev",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-103",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-103-1",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-cpp-103-1",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-dev",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-fortran-102",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-hl-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-hl-cpp-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-mpich-hl-fortran-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-103",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-103-1",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-cpp-103-1",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-dev",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-fortran-102",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-cpp-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-fortran-100",
            "binary_version": "1.10.7+repack-4ubuntu2"
        }
    ],
    "priority_reason": "Upstream rates this as being low severity"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6818.json"

Ubuntu:24.04:LTS / hdf5

Package

Name
hdf5
Purl
pkg:deb/ubuntu/hdf5@1.10.10+repack-3.1ubuntu4?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.10.8+repack1-1ubuntu1
1.10.10+repack-3ubuntu1
1.10.10+repack-3.1ubuntu3
1.10.10+repack-3.1ubuntu4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hdf5-helpers",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "hdf5-tools",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-103-1t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-cpp-103-1t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-dev",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-fortran-102t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-hl-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-hl-cpp-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-hl-fortran-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-java",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-jni",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpi-dev",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-103-1t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-cpp-103-1t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-dev",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-fortran-102t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-hl-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-hl-cpp-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-mpich-hl-fortran-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-103-1t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-cpp-103-1t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-dev",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-fortran-102t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-cpp-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-fortran-100t64",
            "binary_version": "1.10.10+repack-3.1ubuntu4"
        }
    ],
    "priority_reason": "Upstream rates this as being low severity"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6818.json"

Ubuntu:25.10 / hdf5

Package

Name
hdf5
Purl
pkg:deb/ubuntu/hdf5@1.14.5+repack-3build1?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.14.5+repack-3
1.14.5+repack-3build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hdf5-helpers",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "hdf5-tools",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-cpp-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-dev",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-fortran-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-hl-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-hl-cpp-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-hl-fortran-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-java",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-jni",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpi-dev",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-cpp-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-dev",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-fortran-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-hl-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-hl-cpp-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-mpich-hl-fortran-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-cpp-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-dev",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-fortran-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-cpp-310",
            "binary_version": "1.14.5+repack-3build1"
        },
        {
            "binary_name": "libhdf5-openmpi-hl-fortran-310",
            "binary_version": "1.14.5+repack-3build1"
        }
    ],
    "priority_reason": "Upstream rates this as being low severity"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6818.json"