USN-4026-1

It was discovered that Bind incorrectly handled certain malformed packets. A remote attacker could possibly use this issue to cause Bind to crash, 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-1ubuntu1.8?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:9.11.3+dfsg-1ubuntu1.8

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

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "bind9",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "bind9-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "bind9-doc",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "bind9-host",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "bind9-host-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "bind9utils",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "bind9utils-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "dnsutils",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "dnsutils-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libbind-dev",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libbind-export-dev",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libbind9-160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libbind9-160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libdns-export1100",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libdns-export1100-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libdns-export1100-udeb",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libdns1100",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libdns1100-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libirs-export160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libirs-export160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libirs-export160-udeb",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libirs160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libirs160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisc-export169",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisc-export169-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisc-export169-udeb",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisc169",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisc169-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccc-export160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccc-export160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccc-export160-udeb",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccc160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccc160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccfg-export160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccfg-export160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccfg-export160-udeb",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccfg160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "libisccfg160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "liblwres160",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        },
        {
            "binary_name": "liblwres160-dbgsym",
            "binary_version": "1:9.11.3+dfsg-1ubuntu1.8"
        }
    ]
}