JLSEC-2026-494

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Source

https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-494.md

Import Source

https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-494.json

JSON Data

https://api.osv.dev/v1/vulns/JLSEC-2026-494

Upstream

CVE-2025-27796

EUVD-2025-6239

GHSA-v5xf-gj23-85jx

Published

2026-05-13T01:42:44Z

Modified

2026-07-18T00:02:07Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation.

Details

ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

Database specific

{
    "license": "CC-BY-4.0",
    "sources": [
        {
            "database_specific": {
                "status": "Analyzed"
            },
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-27796",
            "id": "CVE-2025-27796",
            "imported": "2026-07-17T22:00:30.237Z",
            "modified": "2026-06-17T09:04:14.400Z",
            "published": "2025-03-07T06:15:35.620Z",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-27796"
        },
        {
            "html_url": "https://github.com/advisories/GHSA-v5xf-gj23-85jx",
            "id": "GHSA-v5xf-gj23-85jx",
            "imported": "2026-07-17T22:00:30.392Z",
            "modified": "2025-03-07T18:32:10Z",
            "published": "2025-03-07T06:30:33Z",
            "url": "https://api.github.com/advisories/GHSA-v5xf-gj23-85jx"
        },
        {
            "html_url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-6239",
            "id": "EUVD-2025-6239",
            "imported": "2026-07-17T22:00:31.565Z",
            "modified": "2025-03-07T21:32:29Z",
            "published": "2025-03-07T00:00:00Z",
            "url": "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2025-6239"
        }
    ]
}

References

Affected packages

Julia / GraphicsMagick_jll

Package

Name: GraphicsMagick_jll
Purl: pkg:julia/GraphicsMagick_jll?uuid=aa65733b-c888-5e24-8545-c87abc10c960

Affected ranges

Type: SEMVER
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

1.3.47+0

Database specific

source

"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-494.json"