USN-5626-1

Source
https://ubuntu.com/security/notices/USN-5626-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/USN-5626-1.json
Related
Published
2022-09-21T11:39:24.288872Z
Modified
2022-09-21T11:39:24.288872Z
Details

Yehuda Afek, Anat Bremler-Barr, and Shani Stajnrod discovered that Bind incorrectly handled large delegations. A remote attacker could possibly use this issue to reduce performance, leading to a denial of service. (CVE-2022-2795)

It was discovered that Bind incorrectly handled statistics requests. A remote attacker could possibly use this issue to obtain sensitive memory contents, or cause a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2881)

It was discovered that Bind incorrectly handled memory when processing certain Diffie-Hellman key exchanges. A remote attacker could use this issue to consume resources, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2906)

Maksym Odinintsev discovered that Bind incorrectly handled answers from cache when configured with a zero stale-answer-timeout. 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. (CVE-2022-3080)

It was discovered that Bind incorrectly handled memory when processing ECDSA DNSSEC verification. A remote attacker could use this issue to consume resources, leading to a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2022-38177)

It was discovered that Bind incorrectly handled memory when processing EDDSA DNSSEC verification. A remote attacker could use this issue to consume resources, leading to a denial of service. (CVE-2022-38178)

References

Affected packages

Ubuntu:22.04:LTS / bind9

Package

Name
bind9

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0The exact introduced commit is unknown
Fixed
1:9.18.1-1ubuntu1.2

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "bind9-doc": "1:9.18.1-1ubuntu1.2",
            "bind9utils": "1:9.18.1-1ubuntu1.2",
            "bind9-dev": "1:9.18.1-1ubuntu1.2",
            "bind9-libs": "1:9.18.1-1ubuntu1.2",
            "bind9-utils": "1:9.18.1-1ubuntu1.2",
            "bind9": "1:9.18.1-1ubuntu1.2",
            "bind9-dnsutils": "1:9.18.1-1ubuntu1.2",
            "bind9-host": "1:9.18.1-1ubuntu1.2",
            "dnsutils": "1:9.18.1-1ubuntu1.2"
        }
    ]
}

Ubuntu:18.04:LTS / bind9

Package

Name
bind9

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0The exact introduced commit is unknown
Fixed
1:9.11.3+dfsg-1ubuntu1.18

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "bind9utils": "1:9.11.3+dfsg-1ubuntu1.18",
            "libdns-export1100": "1:9.11.3+dfsg-1ubuntu1.18",
            "libisccc-export160": "1:9.11.3+dfsg-1ubuntu1.18",
            "libisccfg-export160": "1:9.11.3+dfsg-1ubuntu1.18",
            "bind9": "1:9.11.3+dfsg-1ubuntu1.18",
            "libisc169": "1:9.11.3+dfsg-1ubuntu1.18",
            "libbind-dev": "1:9.11.3+dfsg-1ubuntu1.18",
            "libirs-export160": "1:9.11.3+dfsg-1ubuntu1.18",
            "liblwres160": "1:9.11.3+dfsg-1ubuntu1.18",
            "bind9-doc": "1:9.11.3+dfsg-1ubuntu1.18",
            "libirs160": "1:9.11.3+dfsg-1ubuntu1.18",
            "libisc-export169": "1:9.11.3+dfsg-1ubuntu1.18",
            "libisccfg160": "1:9.11.3+dfsg-1ubuntu1.18",
            "libisccc160": "1:9.11.3+dfsg-1ubuntu1.18",
            "libbind-export-dev": "1:9.11.3+dfsg-1ubuntu1.18",
            "libdns1100": "1:9.11.3+dfsg-1ubuntu1.18",
            "libbind9-160": "1:9.11.3+dfsg-1ubuntu1.18",
            "bind9-host": "1:9.11.3+dfsg-1ubuntu1.18",
            "dnsutils": "1:9.11.3+dfsg-1ubuntu1.18"
        }
    ]
}

Ubuntu:20.04:LTS / bind9

Package

Name
bind9

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0The exact introduced commit is unknown
Fixed
1:9.16.1-0ubuntu2.11

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "bind9-doc": "1:9.16.1-0ubuntu2.11",
            "bind9utils": "1:9.16.1-0ubuntu2.11",
            "bind9-libs": "1:9.16.1-0ubuntu2.11",
            "bind9-utils": "1:9.16.1-0ubuntu2.11",
            "bind9": "1:9.16.1-0ubuntu2.11",
            "bind9-dnsutils": "1:9.16.1-0ubuntu2.11",
            "bind9-host": "1:9.16.1-0ubuntu2.11",
            "dnsutils": "1:9.16.1-0ubuntu2.11"
        }
    ]
}