CVE-2026-8484

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Source
https://cve.org/CVERecord?id=CVE-2026-8484
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8484.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-8484
Downstream
Published
2026-06-16T10:32:14.198Z
Modified
2026-07-08T08:14:33.604429191Z
Severity
  • 4.8 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVSS Calculator
Summary
Heap buffer overflow in Jansi
Details

A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of size verification for the argument array before the system call. This can lead to heap corruption and application crashes (DoS). All versions are believed to be vulnerable. This project is unmaintained at the time of CVE assignment.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8484.json",
    "cna_assigner": "CERT-PL",
    "cwe_ids": [
        "CWE-122"
    ]
}
References

Affected packages

Git / github.com/fusesource/jansi

Affected ranges

Type
GIT
Repo
https://github.com/fusesource/jansi
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
917013297d08ed2abcf616e6787b49bec3489b48
Database specific 
{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2.4.3"
        }
    ]
}

Affected versions

jansi-1.*
jansi-1.1
jansi-1.2
jansi-1.3
jansi-1.4
jansi-1.5
jansi-2.*
jansi-2.0
jansi-2.0.1
jansi-2.1.0
jansi-2.1.1
jansi-2.2.0
jansi-2.3.0
jansi-2.3.1
jansi-2.3.2
jansi-2.3.3
jansi-2.3.4
jansi-2.4.0
jansi-2.4.1
jansi-2.4.2
jansi-2.4.3
jansi-project-1.*
jansi-project-1.10
jansi-project-1.11
jansi-project-1.12
jansi-project-1.13
jansi-project-1.15
jansi-project-1.16
jansi-project-1.17
jansi-project-1.18
jansi-project-1.6
jansi-project-1.7
jansi-project-1.8
jansi-project-1.9

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8484.json"