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Ubuntu Security Notice USN-1832-1
May 21, 2013
A security issue affects these releases of Ubuntu and its derivatives:
Summary:
LibTIFF could be made to crash or run programs as your login if it opened a
specially crafted file.
Software Description:
Details:
Emmanuel Bouillon discovered that LibTIFF incorrectly handled certain
malformed images when using the tiff2pdf tool. If a user or automated
system were tricked into opening a specially crafted TIFF image, a remote
attacker could crash the application, leading to a denial of service, or
possibly execute arbitrary code with user privileges.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 13.04:
libtiff5 4.0.2-4ubuntu2.1
Ubuntu 12.10:
libtiff5 4.0.2-1ubuntu2.2
Ubuntu 12.04 LTS:
libtiff4 3.9.5-2ubuntu1.5
Ubuntu 10.04 LTS:
libtiff4 3.9.2-2ubuntu0.13
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1832-1
CVE-2013-1960, CVE-2013-1961
Package Information:
https://launchpad.net/ubuntu/+source/tiff/4.0.2-4ubuntu2.1
https://launchpad.net/ubuntu/+source/tiff/4.0.2-1ubuntu2.2
https://launchpad.net/ubuntu/+source/tiff/3.9.5-2ubuntu1.5
https://launchpad.net/ubuntu/+source/tiff/3.9.2-2ubuntu0.13
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