Ubuntu Security Notice USN-745-1 - It was discovered that Firefox did not properly perform XUL garbage collection. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS and 8.10. A flaw was discovered in the way Firefox performed XSLT transformations. If a user were tricked into opening a crafted XSL stylesheet, an attacker could cause a denial of service or execute arbitrary code with the privileges of the user invoking the program.
0163025e9b14eb8932b5e588c489caff43377a23cfbe2530118a9d37258afaa3