FreeBSD : dnsmasq -- data exposure and denial of service (37569eb7-0125-11e5-9d98-080027ef73ec)

This script is Copyright (C) 2015 Tenable Network Security, Inc.


Synopsis :

The remote FreeBSD host is missing one or more security-related
updates.

Description :

Nick Sampanis reported a potential memory exposure and denial of
service vulnerability against dnsmasq 2.72. The CVE entry summarizes
this as :

The tcp_request function in Dnsmasq before 2.73rc4 does not properly
handle the return value of the setup_reply function, which allows
remote attackers to read process memory and cause a denial of service
(out-of-bounds read and crash) via a malformed DNS request.'

See also :

http://www.nessus.org/u?32e59a15
http://www.nessus.org/u?3f9bf0a1
http://www.nessus.org/u?b4aa1400

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 6.4
(CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P)

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 83793 ()

Bugtraq ID:

CVE ID: CVE-2015-3294

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