FreeBSD : irssi -- multiple vulnerabilities (7afc5e56-156d-11e8-95f2-005056925db4)

High Nessus Plugin ID 106881


The remote FreeBSD host is missing a security-related update.


Irssi reports :

Use after free when server is disconnected during netsplits. Found by Joseph Bisch.

Use after free when SASL messages are received in unexpected order.
Found by Joseph Bisch.

NULL pointer dereference when an 'empty' nick has been observed by Irssi. Found by Joseph Bisch.

When the number of windows exceed the available space, Irssi would crash due to NULL pointer dereference. Found by Joseph Bisch.

Certain nick names could result in out of bounds access when printing theme strings. Found by Oss-Fuzz.


Update the affected package.

See Also

Plugin Details

Severity: High

ID: 106881

File Name: freebsd_pkg_7afc5e56156d11e895f2005056925db4.nasl

Version: $Revision: 3.3 $

Type: local

Published: 2018/02/20

Modified: 2018/02/26

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P


Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:irssi, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 2018/02/19

Vulnerability Publication Date: 2018/02/15

Reference Information

CVE: CVE-2018-7050, CVE-2018-7051, CVE-2018-7052, CVE-2018-7053, CVE-2018-7054