GLSA-200901-04 : D-Bus: Denial of Service

This script is Copyright (C) 2009-2014 Tenable Network Security, Inc.


Synopsis :

The remote Gentoo host is missing one or more security-related
patches.

Description :

The remote host is affected by the vulnerability described in GLSA-200901-04
(D-Bus: Denial of Service)

schelte reported that the dbus_signature_validate() function can
trigger a failed assertion when processing a message containing a
malformed signature.

Impact :

A local user could send a specially crafted message to the D-Bus
daemon, leading to a Denial of Service.

Workaround :

There is no known workaround at this time.

See also :

http://www.gentoo.org/security/en/glsa/glsa-200901-04.xml

Solution :

All D-Bus users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=sys-apps/dbus-1.2.3-r1'

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 1.7
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 35348 (gentoo_GLSA-200901-04.nasl)

Bugtraq ID: 31602

CVE ID: CVE-2008-3834