FreeBSD : libxml2 -- multiple vulnerabilities (f1e0164e-b67b-11dd-a55e-00163e000016)

This script is Copyright (C) 2008-2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

Secunia reports :

Two vulnerabilities have been reported in Libxml2, which can be
exploited by malicious people to cause a DoS (Denial of Service) or to
potentially compromise an application using the library.

1) An integer overflow error in the 'xmlSAX2Characters()' function can
be exploited to trigger a memory corruption via a specially

Successful exploitation may allow execution of arbitrary code, but
requires e.g. that the user is tricked into processing an overly large
XML file (2GB or more).

2) An integer overflow error in the 'xmlBufferResize()' function can
be exploited to trigger the execution of an infinite loop. The
vulnerabilities are reported in version 2.7.2.

Other versions may also be affected.

See also :

https://bugzilla.redhat.com/show_bug.cgi?id=470466
https://bugzilla.redhat.com/show_bug.cgi?id=470480
http://secunia.com/Advisories/32773/
http://www.nessus.org/u?2edd94e5

Solution :

Update the affected package.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 34840 (freebsd_pkg_f1e0164eb67b11dda55e00163e000016.nasl)

Bugtraq ID:

CVE ID: CVE-2008-4225
CVE-2008-4226

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