USN-8269-1

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Source
https://ubuntu.com/security/notices/USN-8269-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8269-1
Upstream
Related
Published
2026-05-12T15:21:20Z
Modified
2026-05-22T17:16:55.591510218Z
Summary
avahi vulnerabilities
Details

It is discovered that Avahi incorrectly handled crafted input. A remote attacker could possibly use this issue to crash the program, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2026-24401)

Guillaume Meunier discovered that Avahi incorrectly handled crafted input. An attacker could possibly use this issue to crash the program, resulting in a denial of service. (CVE-2026-34933)

References

Affected packages

Ubuntu:22.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8-5ubuntu5.5

Affected versions

0.*
0.8-5ubuntu4
0.8-5ubuntu5
0.8-5ubuntu5.1
0.8-5ubuntu5.2
0.8-5ubuntu5.3
0.8-5ubuntu5.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "avahi-daemon",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "avahi-utils",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_version": "0.8-5ubuntu5.5",
            "binary_name": "gir1.2-avahi-0.6"
        },
        {
            "binary_version": "0.8-5ubuntu5.5",
            "binary_name": "libavahi-client3"
        },
        {
            "binary_name": "libavahi-common-data",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_version": "0.8-5ubuntu5.5",
            "binary_name": "libavahi-common3"
        },
        {
            "binary_version": "0.8-5ubuntu5.5",
            "binary_name": "libavahi-compat-libdnssd1"
        },
        {
            "binary_name": "libavahi-core7",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "libavahi-glib1",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.8-5ubuntu5.5"
        },
        {
            "binary_version": "0.8-5ubuntu5.5",
            "binary_name": "python3-avahi"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-24401",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:24.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8-13ubuntu6.2

Affected versions

0.*
0.8-10ubuntu1
0.8-13ubuntu1
0.8-13ubuntu2
0.8-13ubuntu4
0.8-13ubuntu5
0.8-13ubuntu6
0.8-13ubuntu6.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "avahi-daemon",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "avahi-utils",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_version": "0.8-13ubuntu6.2",
            "binary_name": "gir1.2-avahi-0.6"
        },
        {
            "binary_name": "libavahi-client3",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_version": "0.8-13ubuntu6.2",
            "binary_name": "libavahi-common-data"
        },
        {
            "binary_name": "libavahi-common3",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_version": "0.8-13ubuntu6.2",
            "binary_name": "libavahi-compat-libdnssd1"
        },
        {
            "binary_name": "libavahi-core7",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "libavahi-glib1",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.8-13ubuntu6.2"
        },
        {
            "binary_name": "python3-avahi",
            "binary_version": "0.8-13ubuntu6.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-24401"
        },
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:25.10
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8-16ubuntu3.2

Affected versions

0.*
0.8-16ubuntu2
0.8-16ubuntu3
0.8-16ubuntu3.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "avahi-daemon",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_version": "0.8-16ubuntu3.2",
            "binary_name": "avahi-discover"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "avahi-utils",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "gir1.2-avahi-0.6",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "libavahi-client3",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "libavahi-common-data",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "libavahi-common3",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "libavahi-compat-libdnssd1",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_version": "0.8-16ubuntu3.2",
            "binary_name": "libavahi-core7"
        },
        {
            "binary_name": "libavahi-glib1",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.8-16ubuntu3.2"
        },
        {
            "binary_name": "python3-avahi",
            "binary_version": "0.8-16ubuntu3.2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-24401",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:25.10"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:26.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8-18ubuntu1.1

Affected versions

0.*
0.8-16ubuntu3
0.8-17ubuntu1
0.8-17ubuntu2
0.8-18ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_version": "0.8-18ubuntu1.1",
            "binary_name": "avahi-daemon"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "avahi-utils",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "gir1.2-avahi-0.6",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_version": "0.8-18ubuntu1.1",
            "binary_name": "libavahi-client3"
        },
        {
            "binary_name": "libavahi-common-data",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_version": "0.8-18ubuntu1.1",
            "binary_name": "libavahi-common3"
        },
        {
            "binary_version": "0.8-18ubuntu1.1",
            "binary_name": "libavahi-compat-libdnssd1"
        },
        {
            "binary_name": "libavahi-core7",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "libavahi-glib1",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.8-18ubuntu1.1"
        },
        {
            "binary_name": "python3-avahi",
            "binary_version": "0.8-18ubuntu1.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:Pro:14.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=esm-infra-legacy%2Ftrusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.31-4ubuntu1.3+esm5

Affected versions

0.*
0.6.31-2ubuntu4
0.6.31-2ubuntu5
0.6.31-3ubuntu1
0.6.31-4ubuntu1
0.6.31-4ubuntu1.1
0.6.31-4ubuntu1.2
0.6.31-4ubuntu1.3
0.6.31-4ubuntu1.3+esm1
0.6.31-4ubuntu1.3+esm2
0.6.31-4ubuntu1.3+esm3
0.6.31-4ubuntu1.3+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "avahi-daemon",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_version": "0.6.31-4ubuntu1.3+esm5",
            "binary_name": "avahi-dnsconfd"
        },
        {
            "binary_version": "0.6.31-4ubuntu1.3+esm5",
            "binary_name": "avahi-ui-utils"
        },
        {
            "binary_version": "0.6.31-4ubuntu1.3+esm5",
            "binary_name": "avahi-utils"
        },
        {
            "binary_name": "libavahi-client3",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "libavahi-common-data",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "libavahi-common3",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "libavahi-compat-libdnssd1",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "libavahi-core7",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_version": "0.6.31-4ubuntu1.3+esm5",
            "binary_name": "libavahi-glib1"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "libavahi-qt4-1",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        },
        {
            "binary_version": "0.6.31-4ubuntu1.3+esm5",
            "binary_name": "libavahi-ui0"
        },
        {
            "binary_name": "python-avahi",
            "binary_version": "0.6.31-4ubuntu1.3+esm5"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-24401"
        },
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:Pro:16.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=esm-infra-legacy%2Fxenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.32~rc+dfsg-1ubuntu2.3+esm5

Affected versions

0.*
0.6.31-4ubuntu4
0.6.32~rc+dfsg-1ubuntu2
0.6.32~rc+dfsg-1ubuntu2.1
0.6.32~rc+dfsg-1ubuntu2.2
0.6.32~rc+dfsg-1ubuntu2.3
0.6.32~rc+dfsg-1ubuntu2.3+esm1
0.6.32~rc+dfsg-1ubuntu2.3+esm2
0.6.32~rc+dfsg-1ubuntu2.3+esm3
0.6.32~rc+dfsg-1ubuntu2.3+esm4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5",
            "binary_name": "avahi-daemon"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5",
            "binary_name": "avahi-utils"
        },
        {
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5",
            "binary_name": "libavahi-client3"
        },
        {
            "binary_name": "libavahi-common-data",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_name": "libavahi-common3",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_name": "libavahi-compat-libdnssd1",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5",
            "binary_name": "libavahi-core7"
        },
        {
            "binary_name": "libavahi-glib1",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5",
            "binary_name": "libavahi-qt4-1"
        },
        {
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5",
            "binary_name": "libavahi-ui-gtk3-0"
        },
        {
            "binary_name": "libavahi-ui0",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        },
        {
            "binary_name": "python-avahi",
            "binary_version": "0.6.32~rc+dfsg-1ubuntu2.3+esm5"
        }
    ],
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-24401",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:Pro:18.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=esm-infra%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7-3.1ubuntu1.3+esm4

Affected versions

0.*
0.6.32-1ubuntu1
0.7-3ubuntu1
0.7-3ubuntu2
0.7-3.1ubuntu1
0.7-3.1ubuntu1.1
0.7-3.1ubuntu1.2
0.7-3.1ubuntu1.3
0.7-3.1ubuntu1.3+esm1
0.7-3.1ubuntu1.3+esm2
0.7-3.1ubuntu1.3+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_version": "0.7-3.1ubuntu1.3+esm4",
            "binary_name": "avahi-daemon"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_name": "avahi-utils",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_name": "gir1.2-avahi-0.6",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_version": "0.7-3.1ubuntu1.3+esm4",
            "binary_name": "libavahi-client3"
        },
        {
            "binary_version": "0.7-3.1ubuntu1.3+esm4",
            "binary_name": "libavahi-common-data"
        },
        {
            "binary_name": "libavahi-common3",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_name": "libavahi-compat-libdnssd1",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_version": "0.7-3.1ubuntu1.3+esm4",
            "binary_name": "libavahi-core7"
        },
        {
            "binary_version": "0.7-3.1ubuntu1.3+esm4",
            "binary_name": "libavahi-glib1"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.7-3.1ubuntu1.3+esm4"
        },
        {
            "binary_version": "0.7-3.1ubuntu1.3+esm4",
            "binary_name": "python-avahi"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-24401",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-34933",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"
Ubuntu:Pro:20.04:LTS
avahi

Package

Name
avahi
Purl
pkg:deb/ubuntu/avahi?arch=source&distro=esm-infra%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7-4ubuntu7.3+esm2

Affected versions

0.*
0.7-4ubuntu5
0.7-4ubuntu6
0.7-4ubuntu7
0.7-4ubuntu7.1
0.7-4ubuntu7.2
0.7-4ubuntu7.3
0.7-4ubuntu7.3+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "avahi-autoipd",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "avahi-daemon",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "avahi-discover",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "avahi-dnsconfd",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "avahi-ui-utils",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "avahi-utils",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "gir1.2-avahi-0.6",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "libavahi-client3",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "libavahi-common-data",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "libavahi-common3",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_version": "0.7-4ubuntu7.3+esm2",
            "binary_name": "libavahi-compat-libdnssd1"
        },
        {
            "binary_version": "0.7-4ubuntu7.3+esm2",
            "binary_name": "libavahi-core7"
        },
        {
            "binary_version": "0.7-4ubuntu7.3+esm2",
            "binary_name": "libavahi-glib1"
        },
        {
            "binary_name": "libavahi-gobject0",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "libavahi-ui-gtk3-0",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        },
        {
            "binary_name": "python-avahi",
            "binary_version": "0.7-4ubuntu7.3+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-24401",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-34933"
        }
    ],
    "ecosystem": "Ubuntu:Pro:20.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8269-1.json"