Oracle Linux 6 : libtiff (ELSA-2016-1547)

This script is Copyright (C) 2016-2017 Tenable Network Security, Inc.


Synopsis :

The remote Oracle Linux host is missing one or more security updates.

Description :

From Red Hat Security Advisory 2016:1547 :

An update for libtiff is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security
impact of Important. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.

The libtiff packages contain a library of functions for manipulating
Tagged Image File Format (TIFF) files.

Security Fix(es) :

* Multiple flaws have been discovered in libtiff. A remote attacker
could exploit these flaws to cause a crash or memory corruption and,
possibly, execute arbitrary code by tricking an application linked
against libtiff into processing specially crafted files.
(CVE-2014-9655, CVE-2015-1547, CVE-2015-8784, CVE-2015-8683,
CVE-2015-8665, CVE-2015-8781, CVE-2015-8782, CVE-2015-8783,
CVE-2016-3990, CVE-2016-5320)

* Multiple flaws have been discovered in various libtiff tools
(bmp2tiff, pal2rgb, thumbnail, tiff2bw, tiff2pdf, tiffcrop,
tiffdither, tiffsplit, tiff2rgba). By tricking a user into processing
a specially crafted file, a remote attacker could exploit these flaws
to cause a crash or memory corruption and, possibly, execute arbitrary
code with the privileges of the user running the libtiff tool.
(CVE-2014-8127, CVE-2014-8129, CVE-2014-8130, CVE-2014-9330,
CVE-2015-7554, CVE-2015-8668, CVE-2016-3632, CVE-2016-3945,
CVE-2016-3991)

See also :

https://oss.oracle.com/pipermail/el-errata/2016-August/006242.html

Solution :

Update the affected libtiff packages.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.0
(CVSS2#E:U/RL:OF/RC:UC)
Public Exploit Available : false

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