Security update for irssi SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2017:2835-1 Final 1 1 2017-10-23T07:58:14Z current 2017-10-23T07:58:14Z 2017-10-23T07:58:14Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for irssi This security update for irssi to version 1.0.5 addresses the following security issues: * CVE-2017-15228: When installing themes with unterminated colour formatting sequences, Irssi may access data beyond the end of the string. This issue could have resulted in denial of service (remote crash) when installing a malicious or broken theme file. * CVE-2017-15227: While waiting for the channel synchronisation, Irssi may incorrectly fail to remove destroyed channels from the query list, resulting in use after free conditions when updating the state later on. This issue could have caused denial of service (remote crash) when connecting to a malicious or broken ircd. * CVE-2017-15721: Certain incorrectly formatted DCC CTCP messages could cause NULL pointer dereference. This issue could have caused denial of service (remote crash) when connecting to a malicious or broken ircd. * CVE-2017-15723: Overlong nicks or targets may result in a NULL pointer dereference while splitting the message. This issue could have caused denial of service (remote crash) when connecting to a malicious or broken ircd. * CVE-2017-15722: In certain cases Irssi may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-2017-1189 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1064540 SUSE Bug 1064540 https://www.suse.com/security/cve/CVE-2017-15227/ SUSE CVE CVE-2017-15227 page https://www.suse.com/security/cve/CVE-2017-15228/ SUSE CVE CVE-2017-15228 page https://www.suse.com/security/cve/CVE-2017-15721/ SUSE CVE CVE-2017-15721 page https://www.suse.com/security/cve/CVE-2017-15722/ SUSE CVE CVE-2017-15722 page https://www.suse.com/security/cve/CVE-2017-15723/ SUSE CVE CVE-2017-15723 page SUSE Package Hub 12 irssi-1.0.5-32.1 irssi-devel-1.0.5-32.1 irssi-1.0.5-32.1 as a component of SUSE Package Hub 12 irssi-devel-1.0.5-32.1 as a component of SUSE Package Hub 12 Irssi before 1.0.5, while waiting for the channel synchronisation, may incorrectly fail to remove destroyed channels from the query list, resulting in use-after-free conditions when updating the state later on. CVE-2017-15227 SUSE Package Hub 12:irssi-1.0.5-32.1 SUSE Package Hub 12:irssi-devel-1.0.5-32.1 important 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/security/cve/CVE-2017-15227.html CVE-2017-15227 https://bugzilla.suse.com/1064540 SUSE Bug 1064540 Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string. CVE-2017-15228 SUSE Package Hub 12:irssi-1.0.5-32.1 SUSE Package Hub 12:irssi-devel-1.0.5-32.1 important 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/security/cve/CVE-2017-15228.html CVE-2017-15228 https://bugzilla.suse.com/1064540 SUSE Bug 1064540 In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468. CVE-2017-15721 SUSE Package Hub 12:irssi-1.0.5-32.1 SUSE Package Hub 12:irssi-devel-1.0.5-32.1 important 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/security/cve/CVE-2017-15721.html CVE-2017-15721 https://bugzilla.suse.com/1064540 SUSE Bug 1064540 In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string. CVE-2017-15722 SUSE Package Hub 12:irssi-1.0.5-32.1 SUSE Package Hub 12:irssi-devel-1.0.5-32.1 important 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/security/cve/CVE-2017-15722.html CVE-2017-15722 https://bugzilla.suse.com/1064540 SUSE Bug 1064540 In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message. CVE-2017-15723 SUSE Package Hub 12:irssi-1.0.5-32.1 SUSE Package Hub 12:irssi-devel-1.0.5-32.1 important 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/security/cve/CVE-2017-15723.html CVE-2017-15723 https://bugzilla.suse.com/1064540 SUSE Bug 1064540