USN-5759-1

It was discovered that LibBPF incorrectly handled certain memory operations under certain circumstances. An attacker could possibly use this issue to cause LibBPF to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 22.10. (CVE-2021-45940, CVE-2021-45941, CVE-2022-3533)

References

Affected packages

Ubuntu:22.04:LTS / libbpf

Package

Name: libbpf
Purl: pkg:deb/ubuntu/libbpf@0.5.0-1ubuntu22.04.1?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.5.0-1ubuntu22.04.1

Affected versions

0.*

0.4.0-1ubuntu1

0.5.0-1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libbpf-dev",
            "binary_version": "1:0.5.0-1ubuntu22.04.1"
        },
        {
            "binary_name": "libbpf0",
            "binary_version": "1:0.5.0-1ubuntu22.04.1"
        }
    ]
}

Database specific

{
    "cves_map": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "cves": [
            {
                "severity": [
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"
                    },
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                    },
                    {
                        "type": "Ubuntu",
                        "score": "medium"
                    }
                ],
                "id": "CVE-2022-3534"
            },
            {
                "severity": [
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
                    },
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                    },
                    {
                        "type": "Ubuntu",
                        "score": "medium"
                    }
                ],
                "id": "CVE-2022-3606"
            }
        ]
    }
}