JLSEC-2026-21

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Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-21.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-21.json
JSON Data
https://api.osv.dev/v1/vulns/JLSEC-2026-21
Upstream
Published
2026-04-01T18:37:49.977Z
Modified
2026-04-01T18:45:19.016064Z
Summary
Buffer Overflow vulnerability in function `bitwriter_grow_` in flac
Details

Buffer Overflow vulnerability in function bitwritergrow in flac before 1.4.0 allows remote attackers to run arbitrary code via crafted input to the encoder.

Database specific 
{
    "license": "CC-BY-4.0",
    "sources": [
        {
            "published": "2023-08-22T19:16:19.190Z",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-22219",
            "imported": "2026-03-31T15:15:28.243Z",
            "modified": "2024-11-21T05:13:11.940Z",
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-22219",
            "id": "CVE-2020-22219"
        }
    ]
}
References

Affected packages

Julia / FLAC_jll

Package

Name
FLAC_jll
Purl
pkg:julia/FLAC_jll?uuid=1d38b3a6-207b-531b-80e8-c83f48dafa73

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.2+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-21.json"