GLSA-200904-18 : udev: Multiple vulnerabilities

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-200904-18
(udev: Multiple vulnerabilities)

Sebastian Krahmer of SUSE discovered the following two vulnerabilities:
udev does not verify the origin of NETLINK messages
properly (CVE-2009-1185).
A buffer overflow exists in the
util_path_encode() function in lib/libudev-util.c (CVE-2009-1186).

Impact :

A local attacker could gain root privileges by sending specially
crafted NETLINK messages to udev or cause a Denial of Service.

Workaround :

There is no known workaround at this time.

See also :

http://www.gentoo.org/security/en/glsa/glsa-200904-18.xml

Solution :

All udev users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=sys-fs/udev-124-r2'

Risk factor :

High / CVSS Base Score : 7.2
(CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 6.0
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 36197 (gentoo_GLSA-200904-18.nasl)

Bugtraq ID: 34536

CVE ID: CVE-2009-1185
CVE-2009-1186