UBUNTU-CVE-2023-32726

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2023-32726
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-32726.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-32726
Upstream
Published
2023-12-18T10:15:00Z
Modified
2025-10-24T05:02:02Z
Severity
  • 3.9 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L CVSS Calculator
  • 8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.

References

Affected packages

Ubuntu:Pro:22.04:LTS / zabbix

Package

Name
zabbix
Purl
pkg:deb/ubuntu/zabbix@1:5.0.17+dfsg-1ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:5.*

1:5.0.8+dfsg-1build1
1:5.0.14+dfsg-1
1:5.0.17+dfsg-1
1:5.0.17+dfsg-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-agent"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-frontend-php"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-java-gateway"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-proxy-mysql"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-proxy-pgsql"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-proxy-sqlite3"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-server-mysql"
        },
        {
            "binary_version": "1:5.0.17+dfsg-1ubuntu0.1~esm1",
            "binary_name": "zabbix-server-pgsql"
        }
    ]
}