USN-5538-1

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Source
https://ubuntu.com/security/notices/USN-5538-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5538-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5538-1
Upstream
Related
Published
2022-07-28T14:40:41.676582Z
Modified
2025-10-13T04:36:01Z
Summary
libtirpc vulnerability
Details

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

References

Affected packages

Ubuntu:20.04:LTS / libtirpc

Package

Name
libtirpc
Purl
pkg:deb/ubuntu/libtirpc@1.2.5-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.5-1ubuntu0.1

Affected versions

1.*

1.1.4-0.4
1.1.4-1
1.2.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.2.5-1ubuntu0.1",
            "binary_name": "libtirpc-common"
        },
        {
            "binary_version": "1.2.5-1ubuntu0.1",
            "binary_name": "libtirpc-dev"
        },
        {
            "binary_version": "1.2.5-1ubuntu0.1",
            "binary_name": "libtirpc3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-46828",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / libtirpc

Package

Name
libtirpc
Purl
pkg:deb/ubuntu/libtirpc@1.3.2-2ubuntu0.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.2-2ubuntu0.1

Affected versions

1.*

1.3.2-2
1.3.2-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.3.2-2ubuntu0.1",
            "binary_name": "libtirpc-common"
        },
        {
            "binary_version": "1.3.2-2ubuntu0.1",
            "binary_name": "libtirpc-dev"
        },
        {
            "binary_version": "1.3.2-2ubuntu0.1",
            "binary_name": "libtirpc3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-46828",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}