USN-8207-1

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Source
https://ubuntu.com/security/notices/USN-8207-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8207-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8207-1
Upstream
Related
Published
2026-04-27T11:51:18Z
Modified
2026-05-20T16:04:02.189216844Z
Summary
clamav vulnerability
Details

It was discovered that ClamAV incorrectly handled certain HTML files. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:22.04:LTS / clamav

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.4+dfsg-0ubuntu0.22.04.1

Affected versions

0.*
0.103.3+dfsg-1
0.103.4+dfsg-1
0.103.4+dfsg-1build1
0.103.5+dfsg-1
0.103.6+dfsg-0ubuntu0.22.04.1
0.103.8+dfsg-0ubuntu0.22.04.1
0.103.9+dfsg-0ubuntu0.22.04.1
0.103.11+dfsg-0ubuntu0.22.04.1
0.103.12+dfsg-0ubuntu0.22.04.1
1.*
1.4.3+dfsg-0ubuntu0.22.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "clamav",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamav-base",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamav-daemon",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamav-docs",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamav-freshclam",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamav-milter",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamav-testfiles",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "clamdscan",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        },
        {
            "binary_name": "libclamav12",
            "binary_version": "1.4.4+dfsg-0ubuntu0.22.04.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8207-1.json"
cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-20031"
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}

Ubuntu:24.04:LTS / clamav

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.4+dfsg-0ubuntu0.24.04.1

Affected versions

1.*
1.0.2+dfsg-1ubuntu1
1.0.3+dfsg-2ubuntu1
1.0.4+dfsg-0ubuntu1
1.0.5+dfsg-1ubuntu1
1.0.5+dfsg-1.1ubuntu2
1.0.5+dfsg-1.1ubuntu3
1.0.7+dfsg-0ubuntu0.24.04.1
1.0.8+dfsg-0ubuntu0.24.04.1
1.4.3+dfsg-0ubuntu0.24.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "clamav",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamav-base",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamav-daemon",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamav-docs",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamav-freshclam",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamav-milter",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamav-testfiles",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "clamdscan",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        },
        {
            "binary_name": "libclamav12",
            "binary_version": "1.4.4+dfsg-0ubuntu0.24.04.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8207-1.json"
cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-20031"
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}

Ubuntu:25.10 / clamav

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.4+dfsg-0ubuntu0.25.10.1

Affected versions

1.*
1.4.2+dfsg-0ubuntu1
1.4.2+dfsg-0ubuntu2
1.4.2+dfsg-1ubuntu1
1.4.3+dfsg-0ubuntu1
1.4.3+dfsg-0ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "clamav",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamav-base",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamav-daemon",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamav-docs",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamav-freshclam",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamav-milter",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamav-testfiles",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "clamdscan",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        },
        {
            "binary_name": "libclamav12",
            "binary_version": "1.4.4+dfsg-0ubuntu0.25.10.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8207-1.json"
cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-20031"
        }
    ],
    "ecosystem": "Ubuntu:25.10"
}

Ubuntu:26.04:LTS / clamav

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.4+dfsg-0ubuntu0.26.04.1

Affected versions

1.*
1.4.3+dfsg-0ubuntu2
1.4.3+dfsg-0ubuntu3
1.4.3+dfsg-2ubuntu1
1.4.3+dfsg-2ubuntu2
1.4.3+dfsg-2ubuntu3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "clamav",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamav-base",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamav-daemon",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamav-docs",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamav-freshclam",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamav-milter",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamav-testfiles",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "clamdscan",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "libclamav12",
            "binary_version": "1.4.4+dfsg-0ubuntu0.26.04.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8207-1.json"
cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-20031"
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}