JLSEC-2026-501

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Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-501.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-501.json
JSON Data
https://api.osv.dev/v1/vulns/JLSEC-2026-501
Upstream
Published
2026-05-18T14:23:04.937Z
Modified
2026-05-18T14:30:19.250402Z
Summary
[none]
Details

In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::SelectorList::populateextends in SharedPtr.hpp (used by ast.cpp and ast_selectors.cpp) may cause a Denial of Service (application crash) via a crafted sass input file.

Database specific 
{
    "sources": [
        {
            "id": "CVE-2018-19797",
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2018-19797",
            "modified": "2024-11-21T03:58:34.933Z",
            "imported": "2026-05-16T01:24:15.873Z",
            "published": "2018-12-03T06:29:00.743Z",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2018-19797",
            "database_specific": {
                "status": "Modified"
            }
        }
    ],
    "license": "CC-BY-4.0"
}
References

Affected packages

Julia / libsass_jll

Package

Name
libsass_jll
Purl
pkg:julia/libsass_jll?uuid=47bcb7c8-5119-555a-9eeb-0afcc36cd728

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.6.4+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-501.json"