[USN-4306-1] Dino vulnerabilities

[Eduardo Barretto]

==========================================================================
Ubuntu Security Notice USN-4306-1
March 17, 2020

dino-im vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in dino-im.

Software Description:
- dino-im: modern XMPP client

Details:

It was discovered that Dino incorrectly validated inputs. An attacker could use
this issue to possibly obtain, inject or remove sensitive information.

This update also includes a fix to the encryption implementation in Dino to
support 12 byte IVs, in addition to 16 byte IVs.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
  dino-im                         0.0.git20180130-1ubuntu0.1
  dino-im-common                  0.0.git20180130-1ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/4306-1
  CVE-2019-16235, CVE-2019-16236, CVE-2019-16237, https://bugs.launchpad.net/bugs/1866115

Package Information:
  https://launchpad.net/ubuntu/+source/dino-im/0.0.git20180130-1ubuntu0.1
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