USN-4136-1

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Source
https://ubuntu.com/security/notices/USN-4136-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4136-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4136-1
Upstream
Related
Published
2019-09-18T12:40:03.149520Z
Modified
2025-07-16T08:32:33.364224Z
Summary
wpa vulnerability
Details

It was discovered that wpa_supplicant incorrectly handled certain management frames. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:16.04:LTS / wpa

Package

Name
wpa
Purl
pkg:deb/ubuntu/wpa@2.4-0ubuntu6.6?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4-0ubuntu6.6

Affected versions

2.*

2.4-0ubuntu3
2.4-0ubuntu4
2.4-0ubuntu5
2.4-0ubuntu6
2.4-0ubuntu6.2
2.4-0ubuntu6.3
2.4-0ubuntu6.4
2.4-0ubuntu6.5

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "hostapd",
            "binary_version": "1:2.4-0ubuntu6.6"
        },
        {
            "binary_name": "hostapd-dbgsym",
            "binary_version": "1:2.4-0ubuntu6.6"
        },
        {
            "binary_name": "wpagui",
            "binary_version": "2.4-0ubuntu6.6"
        },
        {
            "binary_name": "wpagui-dbgsym",
            "binary_version": "2.4-0ubuntu6.6"
        },
        {
            "binary_name": "wpasupplicant",
            "binary_version": "2.4-0ubuntu6.6"
        },
        {
            "binary_name": "wpasupplicant-dbgsym",
            "binary_version": "2.4-0ubuntu6.6"
        },
        {
            "binary_name": "wpasupplicant-udeb",
            "binary_version": "2.4-0ubuntu6.6"
        },
        {
            "binary_name": "wpasupplicant-udeb-dbgsym",
            "binary_version": "2.4-0ubuntu6.6"
        }
    ]
}

Ubuntu:18.04:LTS / wpa

Package

Name
wpa
Purl
pkg:deb/ubuntu/wpa@2:2.6-15ubuntu2.5?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:2.6-15ubuntu2.5

Affected versions

2.*

2.4-0ubuntu10

2:2.*

2:2.4-1.1ubuntu1
2:2.6-15ubuntu1
2:2.6-15ubuntu2
2:2.6-15ubuntu2.1
2:2.6-15ubuntu2.2
2:2.6-15ubuntu2.3
2:2.6-15ubuntu2.4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "hostapd",
            "binary_version": "2:2.6-15ubuntu2.5"
        },
        {
            "binary_name": "hostapd-dbgsym",
            "binary_version": "2:2.6-15ubuntu2.5"
        },
        {
            "binary_name": "wpagui",
            "binary_version": "2:2.6-15ubuntu2.5"
        },
        {
            "binary_name": "wpagui-dbgsym",
            "binary_version": "2:2.6-15ubuntu2.5"
        },
        {
            "binary_name": "wpasupplicant",
            "binary_version": "2:2.6-15ubuntu2.5"
        },
        {
            "binary_name": "wpasupplicant-dbgsym",
            "binary_version": "2:2.6-15ubuntu2.5"
        },
        {
            "binary_name": "wpasupplicant-udeb",
            "binary_version": "2:2.6-15ubuntu2.5"
        }
    ]
}