Felipe Andres Manzano discovered that poppler did not correctly initialize certain page widgets. If a user were tricked into viewing a malicious PDF file, a remote attacker could exploit this to crash applications linked against poppler, leading to a denial of service.
The problem can be corrected by updating your system to the following package versions:
28 July 2008
A security issue affects these releases of Ubuntu and its derivatives:
Felipe Andres Manzano discovered that poppler did not correctly initialize certain page widgets. If a user were tricked into viewing a malicious PDF file, a remote attacker could exploit this to crash applications linked against poppler, leading to a denial of service.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the necessary changes.