USN-7740-1

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Source
https://ubuntu.com/security/notices/USN-7740-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7740-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7740-1
Upstream
Related
Published
2025-09-08T14:23:16.351209Z
Modified
2025-10-13T04:42:22Z
Summary
libetpan vulnerability
Details

It was discovered that LibEtPan incorrectly handled memory when parsing IMAP STATUS responses. A remote attacker could possibly use this issue to cause LibEtPan to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / libetpan

Package

Name
libetpan
Purl
pkg:deb/ubuntu/libetpan@1.6-1ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6-1ubuntu0.1+esm1

Affected versions

1.*

1.5-2
1.6-1
1.6-1build1
1.6-1ubuntu0.1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libetpan-dev",
            "binary_version": "1.6-1ubuntu0.1+esm1"
        },
        {
            "binary_name": "libetpan17",
            "binary_version": "1.6-1ubuntu0.1+esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-4121",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS / libetpan

Package

Name
libetpan
Purl
pkg:deb/ubuntu/libetpan@1.8.0-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.8.0-1ubuntu0.1~esm1

Affected versions

1.*

1.8.0-1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libetpan-dev",
            "binary_version": "1.8.0-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libetpan20",
            "binary_version": "1.8.0-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-4121",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:Pro:20.04:LTS / libetpan

Package

Name
libetpan
Purl
pkg:deb/ubuntu/libetpan@1.9.4-2ubuntu0.1~esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.4-2ubuntu0.1~esm1

Affected versions

1.*

1.9.3-2
1.9.4-2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libetpan-dev",
            "binary_version": "1.9.4-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libetpan20",
            "binary_version": "1.9.4-2ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-4121",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / libetpan

Package

Name
libetpan
Purl
pkg:deb/ubuntu/libetpan@1.9.4-3+deb11u1build0.22.04.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.4-3+deb11u1build0.22.04.1

Affected versions

1.*

1.9.4-3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libetpan-dev",
            "binary_version": "1.9.4-3+deb11u1build0.22.04.1"
        },
        {
            "binary_name": "libetpan20",
            "binary_version": "1.9.4-3+deb11u1build0.22.04.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-4121",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}