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UBUNTU-CVE-2026-84471 (CVE-2026-84471)
Vulnerability from osv_ubuntu – Published: 2026-09-04 00:00 – Updated: 2026-09-30 21:35 – Source website
VLAI
Details
[Use-After-Free / Dangling Pointer in TLS Session Handling]
Severity
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.3.2-7ubuntu3.2+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.3.2-7ubuntu3.2+esm2?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.3.2-4ubuntu1",
"2.3.2-5ubuntu1",
"2.3.2-7ubuntu1",
"2.3.2-7ubuntu2",
"2.3.2-7ubuntu3",
"2.3.2-7ubuntu3.1",
"2.3.2-7ubuntu3.2",
"2.3.2-7ubuntu3.2+esm1",
"2.3.2-7ubuntu3.2+esm2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.3.10-1ubuntu2.2+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.3.10-1ubuntu2.2+esm2?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.3.7-1ubuntu1",
"2.3.7-2ubuntu1",
"2.3.8-1ubuntu1",
"2.3.10-1ubuntu1",
"2.3.10-1ubuntu2",
"2.3.10-1ubuntu2.1",
"2.3.10-1ubuntu2.2",
"2.3.10-1ubuntu2.2+esm1",
"2.3.10-1ubuntu2.2+esm2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.4.4-2ubuntu1.7+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.4.4-2ubuntu1.7+esm1?arch=source\u0026distro=esm-infra/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.4.3-4ubuntu1",
"2.4.4-1ubuntu1",
"2.4.4-2ubuntu1",
"2.4.4-2ubuntu1.1",
"2.4.4-2ubuntu1.2",
"2.4.4-2ubuntu1.3",
"2.4.4-2ubuntu1.5",
"2.4.4-2ubuntu1.6",
"2.4.4-2ubuntu1.7",
"2.4.4-2ubuntu1.7+esm1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.4.12-0ubuntu0.20.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.4.12-0ubuntu0.20.04.2?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.4.7-1ubuntu2",
"2.4.7-1ubuntu2.20.04.2",
"2.4.7-1ubuntu2.20.04.3",
"2.4.7-1ubuntu2.20.04.4",
"2.4.12-0ubuntu0.20.04.1",
"2.4.12-0ubuntu0.20.04.2"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.5.11-0ubuntu0.22.04.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.5.11-0ubuntu0.22.04.5?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.11-0ubuntu0.22.04.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.5.1-3ubuntu1",
"2.5.1-3ubuntu2",
"2.5.1-3ubuntu4",
"2.5.1-3ubuntu5",
"2.5.5-1ubuntu1",
"2.5.5-1ubuntu3",
"2.5.5-1ubuntu3.1",
"2.5.9-0ubuntu0.22.04.2",
"2.5.9-0ubuntu0.22.04.3",
"2.5.11-0ubuntu0.22.04.1",
"2.5.11-0ubuntu0.22.04.3",
"2.5.11-0ubuntu0.22.04.4"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.6.19-0ubuntu0.24.04.4"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.6.19-0ubuntu0.24.04.4?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.6.19-0ubuntu0.24.04.4"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.6.5-0ubuntu1",
"2.6.7-1ubuntu1",
"2.6.9-1ubuntu2",
"2.6.9-1ubuntu3",
"2.6.9-1ubuntu4",
"2.6.9-1ubuntu4.1",
"2.6.12-0ubuntu0.24.04.1",
"2.6.12-0ubuntu0.24.04.3",
"2.6.14-0ubuntu0.24.04.1",
"2.6.14-0ubuntu0.24.04.2",
"2.6.14-0ubuntu0.24.04.3",
"2.6.19-0ubuntu0.24.04.1",
"2.6.19-0ubuntu0.24.04.2",
"2.6.19-0ubuntu0.24.04.3"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "openvpn",
"binary_version": "2.7.0-1ubuntu1.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "openvpn",
"purl": "pkg:deb/ubuntu/openvpn@2.7.0-1ubuntu1.3?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.7.0-1ubuntu1.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.6.14-2ubuntu1",
"2.6.15-1ubuntu1",
"2.7.0~rc5-1ubuntu5",
"2.7.0~rc6-1ubuntu1",
"2.7.0-1ubuntu1",
"2.7.0-1ubuntu1.1",
"2.7.0-1ubuntu1.2"
]
}
],
"aliases": [],
"details": "[Use-After-Free / Dangling Pointer in TLS Session Handling]",
"id": "UBUNTU-CVE-2026-84471",
"modified": "2026-09-30T21:35:20Z",
"published": "2026-09-04T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-84471"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-84471"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8852-1"
}
],
"related": [
"USN-8852-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-84471"
]
}