USN-4110-4

USN-4110-1 fixed a vulnerability in Dovecot. The update introduced a regression causing a wrong check. This update fixes the problem for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

We apologize for the inconvenience.

Original advisory details:

Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code.

References

Affected packages

Ubuntu:14.04:LTS / dovecot

Package

Name: dovecot
Purl: pkg:deb/ubuntu/dovecot@1:2.2.9-1ubuntu2.6+esm2?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:2.2.9-1ubuntu2.6+esm2

Affected versions

1:2.*

1:2.1.7-7ubuntu3

1:2.2.9-1ubuntu1

1:2.2.9-1ubuntu2

1:2.2.9-1ubuntu2.1

1:2.2.9-1ubuntu2.3

1:2.2.9-1ubuntu2.4

1:2.2.9-1ubuntu2.5

1:2.2.9-1ubuntu2.6

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "dovecot-pgsql",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-mysql",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-core",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-sieve",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-ldap",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-sqlite",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-dev",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-pop3d",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-imapd",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-managesieved",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "mail-stack-delivery",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-gssapi",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-solr",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-lmtpd",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        }
    ]
}