Irssi 1.2.1/1.1.3/1.0.8: CVE-2019-13045

[Ailin Nemui <ailin.nemui () gmail com>]

IRSSI-SA-2019-06 Irssi Security Advisory [1]
============================================
CVE-2019-13045

Description
-----------

(a) Use after free when sending SASL login to the server found by
    ilbelkyr. (CWE-416, CWE-825)

    CVE-2019-13045 [2] was assigned to this issue.


Impact
------

May affect the stability of Irssi. SASL logins may fail, especially
during (manual and automated) reconnect.


Affected versions
-----------------

(a) Irssi 0.8.18 and later


Fixed in
--------

Irssi 1.0.8, 1.1.3, 1.2.1


Recommended action
------------------

Upgrade to the latest Irssi. We've published maintenance releases,
without any new features.

After installing the updated packages, one can issue the /upgrade
command to load the new binary. TLS connections will require
/reconnect.


Mitigating facts
----------------

Users who have not configured SASL, are not affected by this issue.



References
----------

[1] https://irssi.org/security/irssi_sa_2019_06.txt
[2] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-13045