ubuntu-cve-2020-26652
Vulnerability from osv_ubuntu
Published
2023-08-22 19:16
Modified
2026-01-20 04:57
Summary
Details
An issue was discovered in function nl80211_send_chandef in rtl8812au v5.6.4.2 allows attackers to cause a denial of service.
Severity
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "rtl8812au-dkms",
"binary_version": "4.3.8.12175.20140902+dfsg-0ubuntu2"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "rtl8812au",
"purl": "pkg:deb/ubuntu/rtl8812au@4.3.8.12175.20140902+dfsg-0ubuntu2?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.3.8.12175.20140902+dfsg-0ubuntu1",
"4.3.8.12175.20140902+dfsg-0ubuntu2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "rtl8812au-dkms",
"binary_version": "4.3.8.12175.20140902+dfsg-0ubuntu12~ubuntu18.04.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "rtl8812au",
"purl": "pkg:deb/ubuntu/rtl8812au@4.3.8.12175.20140902+dfsg-0ubuntu12~ubuntu18.04.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.3.8.12175.20140902+dfsg-0ubuntu7",
"4.3.8.12175.20140902+dfsg-0ubuntu8",
"4.3.8.12175.20140902+dfsg-0ubuntu8.1",
"4.3.8.12175.20140902+dfsg-0ubuntu12~ubuntu18.04.1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "rtl8812au-dkms",
"binary_version": "4.3.8.12175.20140902+dfsg-0ubuntu13~20.04.4"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "rtl8812au",
"purl": "pkg:deb/ubuntu/rtl8812au@4.3.8.12175.20140902+dfsg-0ubuntu13~20.04.4?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.3.8.12175.20140902+dfsg-0ubuntu12",
"4.3.8.12175.20140902+dfsg-0ubuntu13~20.04.1",
"4.3.8.12175.20140902+dfsg-0ubuntu13~20.04.2",
"4.3.8.12175.20140902+dfsg-0ubuntu13~20.04.3",
"4.3.8.12175.20140902+dfsg-0ubuntu13~20.04.4"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "rtl8812au-dkms",
"binary_version": "4.3.8.12175.20140902+dfsg-0ubuntu17~22.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "rtl8812au",
"purl": "pkg:deb/ubuntu/rtl8812au@4.3.8.12175.20140902+dfsg-0ubuntu17~22.04.2?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.3.8.12175.20140902+dfsg-0ubuntu14",
"4.3.8.12175.20140902+dfsg-0ubuntu15",
"4.3.8.12175.20140902+dfsg-0ubuntu17~22.04.1",
"4.3.8.12175.20140902+dfsg-0ubuntu17~22.04.2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "rtl8812au-dkms",
"binary_version": "4.3.8.12175.20140902+dfsg-0ubuntu23.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "rtl8812au",
"purl": "pkg:deb/ubuntu/rtl8812au@4.3.8.12175.20140902+dfsg-0ubuntu23.1?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.3.8.12175.20140902+dfsg-0ubuntu20",
"4.3.8.12175.20140902+dfsg-0ubuntu21",
"4.3.8.12175.20140902+dfsg-0ubuntu22",
"4.3.8.12175.20140902+dfsg-0ubuntu23",
"4.3.8.12175.20140902+dfsg-0ubuntu23.1"
]
}
],
"aliases": [],
"details": "An issue was discovered in function nl80211_send_chandef in rtl8812au v5.6.4.2 allows attackers to cause a denial of service.",
"id": "UBUNTU-CVE-2020-26652",
"modified": "2026-01-20T04:57:45Z",
"published": "2023-08-22T19:16:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-26652"
},
{
"type": "REPORT",
"url": "https://github.com/aircrack-ng/rtl8812au/issues/730"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26652"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2020-26652"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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