Shoham Danino, Anat Bremler-Barr, Yehuda Afek, and Yuval Shavitt discovered that Bind incorrectly handled the cache size limit. A remote attacker could possibly use this issue to consume memory, leading to a denial of service. (CVE-2023-2828)
It was discovered that Bind incorrectly handled the recursive-clients quota. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04. (CVE-2023-2911)
{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "bind9",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        },
        {
            "binary_name": "bind9-dnsutils",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        },
        {
            "binary_name": "bind9-host",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        },
        {
            "binary_name": "bind9-libs",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        },
        {
            "binary_name": "bind9-utils",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        },
        {
            "binary_name": "bind9utils",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        },
        {
            "binary_name": "dnsutils",
            "binary_version": "1:9.16.1-0ubuntu2.15"
        }
    ]
}
          {
    "cves": [
        {
            "id": "CVE-2023-2828",
            "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": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-2911",
            "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": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}
                {
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "bind9",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "bind9-dev",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "bind9-dnsutils",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "bind9-host",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "bind9-libs",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "bind9-utils",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
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        {
            "binary_name": "bind9utils",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "dnsutils",
            "binary_version": "1:9.18.12-0ubuntu0.22.04.2"
        }
    ]
}
          {
    "cves": [
        {
            "id": "CVE-2023-2828",
            "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": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-2911",
            "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": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}