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Ubuntu Security Notice USN-3495-1
November 27, 2017
optipng vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 17.10
– Ubuntu 17.04
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS
Summary:
OptiPNG could be made to crash or run programs as your login if it opened a
specially crafted file.
Software Description:
– optipng: advanced PNG (Portable Network Graphics) optimizer
Details:
It was discovered that OptiPNG incorrectly handled memory. A remote
attacker could use this issue with a specially crafted image file to cause
OptiPNG to crash, resulting in a denial of service, or possibly execute
arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.10:
optipng 0.7.6-1ubuntu0.17.10.1
Ubuntu 17.04:
optipng 0.7.6-1ubuntu0.17.04.1
Ubuntu 16.04 LTS:
optipng 0.7.6-1ubuntu0.16.04.1
Ubuntu 14.04 LTS:
optipng 0.6.4-1ubuntu0.14.04.2
In general, a standard system update will make all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3495-1
CVE-2017-1000229
Package Information:
https://launchpad.net/ubuntu/+source/optipng/0.7.6-1ubuntu0.17.10.1
https://launchpad.net/ubuntu/+source/optipng/0.7.6-1ubuntu0.17.04.1
https://launchpad.net/ubuntu/+source/optipng/0.7.6-1ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/optipng/0.6.4-1ubuntu0.14.04.2
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