-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.2470
                     USN-4046-1: Irssi vulnerabilities
                                5 July 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Irssi
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-13045 CVE-2018-7054 

Reference:         ESB-2018.0956
                   ESB-2018.0667

Original Bulletin: 
   https://usn.ubuntu.com/4046-1/

- --------------------------BEGIN INCLUDED TEXT--------------------

USN-4046-1: Irssi vulnerabilities
4 July 2019

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

  o Ubuntu 19.04
  o Ubuntu 18.10
  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS

Summary

Several security issues were fixed in Irssi.

Software Description

  o irssi - terminal based IRC client

Details

It was discovered that Irssi incorrectly handled certain disconnections. An
attacker could possibly use this issue to cause a denial of service or execute
arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-7054)

It was discovered that Irssi incorrectly handled certain requests. An attacker
could possibly use this issue to cause a denial of service or execute arbitrary
code. (CVE-2019-13045)

Update instructions

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

Ubuntu 19.04
    irssi - 1.2.0-2ubuntu1.1
Ubuntu 18.10
    irssi - 1.1.1-1ubuntu1.2
Ubuntu 18.04 LTS
    irssi - 1.0.5-1ubuntu4.2
Ubuntu 16.04 LTS
    irssi - 0.8.19-1ubuntu1.9

To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .

After a standard system update you need to restart Irssi to make all the
necessary changes.

References

  o CVE-2018-7054
  o CVE-2019-13045

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=AO0N
-----END PGP SIGNATURE-----