Ubuntu Security Notice 1370-1 - It was discovered that libvorbis did not correctly handle certain malformed ogg files. If a user were tricked into opening a specially crafted ogg file with an application that uses libvorbis, an attacker could cause a denial of service or possibly execute arbitrary code with the user's privileges.
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Ubuntu Security Notice USN-1370-1
February 20, 2012
libvorbis vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.10
- Ubuntu 10.04 LTS
Summary:
libvorbis could be made to crash or run programs as your login if it
opened a specially crafted file.
Software Description:
- libvorbis: The Vorbis General Audio Compression Codec
Details:
It was discovered that libvorbis did not correctly handle certain malformed
ogg files. If a user were tricked into opening a specially crafted ogg file
with an application that uses libvorbis, an attacker could cause a denial
of service or possibly execute arbitrary code with the user's privileges.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 11.10:
libvorbis0a 1.3.2-1ubuntu2.1
Ubuntu 11.04:
libvorbis0a 1.3.2-1ubuntu1.1
Ubuntu 10.10:
libvorbis0a 1.3.1-1ubuntu0.1
Ubuntu 10.04 LTS:
libvorbis0a 1.2.3-3ubuntu1.1
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1370-1
CVE-2012-0444
Package Information:
https://launchpad.net/ubuntu/+source/libvorbis/1.3.2-1ubuntu2.1
https://launchpad.net/ubuntu/+source/libvorbis/1.3.2-1ubuntu1.1
https://launchpad.net/ubuntu/+source/libvorbis/1.3.1-1ubuntu0.1
https://launchpad.net/ubuntu/+source/libvorbis/1.2.3-3ubuntu1.1