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USN-846-1: ICU vulnerability

8 October 2009

ICU vulnerability




It was discovered that ICU did not properly handle invalid byte sequences
during Unicode conversion. If an application using ICU processed crafted
data, content security mechanisms could be bypassed, potentially leading to
cross-site scripting (XSS) attacks.

Update instructions

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

Ubuntu 9.04
Ubuntu 8.10
Ubuntu 8.04

After a standard system upgrade you need to restart applications linked
against libicu, such as, to effect the necessary changes.