CVE-2025-64118

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Source
https://cve.org/CVERecord?id=CVE-2025-64118
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-64118.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-64118
Aliases
Downstream
Related
Published
2025-10-30T17:50:20.421Z
Modified
2026-07-15T01:49:04.133335763Z
Severity
  • 6.1 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:L/VA:L/SC:H/SI:H/SA:H CVSS Calculator
Summary
node-tar vulnerable to race condition leading to uninitialized memory exposure
Details

node-tar is a Tar for Node.js. In 7.5.1, using .t (aka .list) with { sync: true } to read tar entry contents returns uninitialized memory contents if tar file was changed on disk to a smaller size while being read. This vulnerability is fixed in 7.5.2.

Database specific 
{
    "cwe_ids": [
        "CWE-362",
        "CWE-367"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/64xxx/CVE-2025-64118.json",
    "cna_assigner": "GitHub_M"
}
References

Affected packages

Git / github.com/isaacs/node-tar

Affected ranges

Type
GIT
Repo
https://github.com/isaacs/node-tar
Events
Introduced
64728e88cb5805faa78264204d520eb741ce4b6f
Fixed
5330eb04bc43014f216e5c271b40d5c00d45224d
Database specific 
{
    "extracted_events": [
        {
            "introduced": "= 7.5.1"
        },
        {
            "last_affected": "= 7.5.1"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ]
}

Affected versions

= 7.*
= 7.5.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-64118.json"