USN-4197-1

It was discovered that Bind incorrectly handled certain TCP-pipelined queries. A remote attacker could possibly use this issue to cause Bind to consume resources, resulting in a denial of service.

References

Affected packages

Ubuntu:18.04:LTS / bind9

Package

Name: bind9
Purl: pkg:deb/ubuntu/bind9@1:9.11.3+dfsg-1ubuntu1.11?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

1:9.11.3+dfsg-1ubuntu1.11

Affected versions

1:9.*

1:9.10.3.dfsg.P4-12.6ubuntu1

1:9.11.2.P1-1ubuntu2

1:9.11.2.P1-1ubuntu3

1:9.11.2.P1-1ubuntu4

1:9.11.2.P1-1ubuntu5

1:9.11.3+dfsg-1ubuntu1

1:9.11.3+dfsg-1ubuntu1.1

1:9.11.3+dfsg-1ubuntu1.2

1:9.11.3+dfsg-1ubuntu1.3

1:9.11.3+dfsg-1ubuntu1.5

1:9.11.3+dfsg-1ubuntu1.7

1:9.11.3+dfsg-1ubuntu1.8

1:9.11.3+dfsg-1ubuntu1.9

1:9.11.3+dfsg-1ubuntu1.10

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "bind9",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "bind9-host",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "bind9utils",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "dnsutils",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libbind9-160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libdns-export1100",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libdns1100",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libirs-export160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libirs160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libisc-export169",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libisc169",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libisccc-export160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libisccc160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libisccfg-export160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "libisccfg160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        },
        {
            "binary_name":  "liblwres160",
            "binary_version":  "1:9.11.3+dfsg-1ubuntu1.11"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2019-6477",
            "severity":  [
                {
                    "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":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4197-1.json"