JLSEC-2026-480

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Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-480.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-480.json
JSON Data
https://api.osv.dev/v1/vulns/JLSEC-2026-480
Upstream
Published
2026-05-07T17:36:47Z
Modified
2026-07-25T18:24:30Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
zlib before 1.3.2 allows CPU consumption via `crc32_combine64` and `crc32_combine_gen64` because...
Details

zlib before 1.3.2 allows CPU consumption via crc32_combine64 and crc32_combine_gen64 because x2nmodp can do right shifts within a loop that has no termination condition.

Database specific 
{
    "license":  "CC-BY-4.0",
    "sources":  [
        {
            "database_specific":  {
                "status":  "Analyzed"
            },
            "html_url":  "https://nvd.nist.gov/vuln/detail/CVE-2026-27171",
            "id":  "CVE-2026-27171",
            "imported":  "2026-07-17T21:58:52.737Z",
            "modified":  "2026-06-17T10:26:47.357Z",
            "published":  "2026-02-18T04:16:01.263Z",
            "url":  "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-27171"
        },
        {
            "html_url":  "https://github.com/advisories/GHSA-h858-mf2m-8jf4",
            "id":  "GHSA-h858-mf2m-8jf4",
            "imported":  "2026-07-17T21:58:52.931Z",
            "modified":  "2026-02-18T06:30:19Z",
            "published":  "2026-02-18T06:30:18Z",
            "url":  "https://api.github.com/advisories/GHSA-h858-mf2m-8jf4"
        },
        {
            "html_url":  "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-8063",
            "id":  "EUVD-2026-8063",
            "imported":  "2026-07-17T21:58:53.224Z",
            "modified":  "2026-02-18T13:38:55Z",
            "published":  "2026-02-18T02:36:19Z",
            "url":  "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-8063"
        }
    ]
}
References

Affected packages

Julia / Openresty_jll

Package

Name
Openresty_jll
Purl
pkg:julia/Openresty_jll?uuid=87da34d4-7b1b-5a94-8376-8cb65bf3132c

Affected ranges

Type
SEMVER
Events
Introduced
1.21.4+0
Fixed
1.29.203+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-480.json"

Julia / Zlib_jll

Package

Name
Zlib_jll
Purl
pkg:julia/Zlib_jll?uuid=83775a58-1f1d-513f-b197-d71354ab007a

Affected ranges

Type
SEMVER
Events
Introduced
1.2.12+3
Fixed
1.3.2+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-480.json"

Julia / fmusim_jll

Package

Name
fmusim_jll
Purl
pkg:julia/fmusim_jll?uuid=76f9bd7a-1c05-5050-ae3f-1be9af76d548

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.0.39001+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-480.json"