JLSEC-2026-340

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Source

https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-340.md

Import Source

https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-340.json

JSON Data

https://api.osv.dev/v1/vulns/JLSEC-2026-340

Upstream

CVE-2025-6270

Published

2026-04-29T13:21:01.555Z

Modified

2026-04-29T13:32:29.135893Z

Summary

[none]

Details

A vulnerability, which was classified as critical, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5FS__sectfindnode of the file H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.

Database specific

{
    "sources": [
        {
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-6270",
            "database_specific": {
                "status": "Analyzed"
            },
            "id": "CVE-2025-6270",
            "imported": "2026-04-29T08:59:44.778Z",
            "modified": "2026-04-29T01:00:01.613Z",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-6270",
            "published": "2025-06-19T17:15:27.167Z"
        }
    ],
    "license": "CC-BY-4.0"
}

References

Affected packages

Julia / HDF5_jll

Package

Name: HDF5_jll
Purl: pkg:julia/HDF5_jll?uuid=0234f1f7-429e-5d53-9886-15a909be8d59

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.0.0+0

Database specific

source

"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-340.json"