UBUNTU-CVE-2021-39247

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Source

https://ubuntu.com/security/CVE-2021-39247

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39247.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-39247

Upstream

CVE-2021-39247

Published

2021-08-17T21:15:00Z

Modified

2026-04-22T12:59:47.517612Z

Severity

6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Ubuntu - low

Summary

[none]

Details

Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to islastsingleascii in code1.c, and rsencode_uint in reedsol.c.

References

Affected packages

Ubuntu:22.04:LTS / zint

Package

Name: zint
Purl: pkg:deb/ubuntu/zint@2.10.0-1?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.9.1-1.1

2.10.0-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.10.0-1",
            "binary_name": "libzint2.10"
        },
        {
            "binary_version": "2.10.0-1",
            "binary_name": "zint"
        },
        {
            "binary_version": "2.10.0-1",
            "binary_name": "zint-qt"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39247.json"