USN-6982-1

It was discovered that Dovecot did not not properly have restrictions on ithe size of address headers. A remote attacker could possibly use this issue to cause denial of service. (CVE-2024-23184, CVE-2024-23185)

References

Affected packages

Ubuntu:24.04:LTS / dovecot

Package

Name: dovecot
Purl: pkg:deb/ubuntu/dovecot@1:2.3.21+dfsg1-2ubuntu6?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

1:2.3.21+dfsg1-2ubuntu6

Affected versions

1:2.*

1:2.3.20+dfsg1-1ubuntu3

1:2.3.21+dfsg1-2ubuntu1

1:2.3.21+dfsg1-2ubuntu2

1:2.3.21+dfsg1-2ubuntu4

1:2.3.21+dfsg1-2ubuntu5

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "dovecot-auth-lua",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-core",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-gssapi",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-imapd",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-ldap",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-lmtpd",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-managesieved",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-mysql",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-pgsql",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-pop3d",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-sieve",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-solr",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-sqlite",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        },
        {
            "binary_name":  "dovecot-submissiond",
            "binary_version":  "1:2.3.21+dfsg1-2ubuntu6"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2024-23184",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        },
        {
            "id":  "CVE-2024-23185",
            "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":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:24.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6982-1.json"