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Ubuntu Security Notice USN-2553-1
March 31, 2015

tiff vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 14.10
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS

Summary:

LibTIFF could be made to crash or run programs as your login if it opened a
specially crafted file.

Software Description:
– tiff: Tag Image File Format (TIFF) library

Details:

William Robinet discovered that LibTIFF incorrectly handled certain
malformed images. If a user or automated system were tricked into opening a
specially crafted image, a remote attacker could crash the application,
leading to a denial of service, or possibly execute arbitrary code with
user privileges. (CVE-2014-8127, CVE-2014-8128, CVE-2014-8129,
CVE-2014-8130)

Paris Zoumpouloglou discovered that LibTIFF incorrectly handled certain
malformed BMP images. If a user or automated system were tricked into
opening a specially crafted BMP image, a remote attacker could crash the
application, leading to a denial of service. (CVE-2014-9330)

Michal Zalewski discovered that LibTIFF incorrectly handled certain
malformed images. If a user or automated system were tricked into opening a
specially crafted image, a remote attacker could crash the application,
leading to a denial of service, or possibly execute arbitrary code with
user privileges. (CVE-2014-9655)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.10:
libtiff5 4.0.3-10ubuntu0.1

Ubuntu 14.04 LTS:
libtiff5 4.0.3-7ubuntu0.2

Ubuntu 12.04 LTS:
libtiff4 3.9.5-2ubuntu1.7

Ubuntu 10.04 LTS:
libtiff4 3.9.2-2ubuntu0.15

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2553-1
CVE-2014-8127, CVE-2014-8128, CVE-2014-8129, CVE-2014-8130,
CVE-2014-9330, CVE-2014-9655

Package Information:
https://launchpad.net/ubuntu/+source/tiff/4.0.3-10ubuntu0.1
https://launchpad.net/ubuntu/+source/tiff/4.0.3-7ubuntu0.2
https://launchpad.net/ubuntu/+source/tiff/3.9.5-2ubuntu1.7
https://launchpad.net/ubuntu/+source/tiff/3.9.2-2ubuntu0.15

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