UBUNTU-CVE-2019-20892

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Source
https://ubuntu.com/security/CVE-2019-20892
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20892.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2019-20892
Upstream
Downstream
Related
Published
2020-06-25T10:15:00Z
Modified
2025-09-08T16:45:50Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

net-snmp before 5.8.1.pre1 has a double free in usmfreeusmStateReference in snmplib/snmpusm.c via an SNMPv3 GetBulk request. NOTE: this affects net-snmp packages shipped to end users by multiple Linux distributions, but might not affect an upstream release.

References

Affected packages

Ubuntu:20.04:LTS / net-snmp

Package

Name
net-snmp
Purl
pkg:deb/ubuntu/net-snmp@5.8+dfsg-2ubuntu2.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8+dfsg-2ubuntu2.1

Affected versions

5.*

5.7.3+dfsg-5ubuntu5
5.7.3+dfsg-5ubuntu6
5.8+dfsg-2ubuntu1
5.8+dfsg-2ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "libsnmp-base"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "libsnmp-dev"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "libsnmp-perl"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "libsnmp35"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "snmp"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "snmpd"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "snmptrapd"
        },
        {
            "binary_version": "5.8+dfsg-2ubuntu2.1",
            "binary_name": "tkmib"
        }
    ],
    "availability": "No subscription required"
}