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USN-717-2: Firefox vulnerabilities

10 February 2009

Firefox vulnerabilities

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

A flaw was discovered in the browser engine when restoring closed tabs. If a
user were tricked into restoring a tab to a malicious website with form input
controls, an attacker could steal local files on the user's system.
(CVE-2009-0355)

Wladimir Palant discovered that Firefox did not restrict access to cookies in
HTTP response headers. If a user were tricked into opening a malicious web
page, a remote attacker could view sensitive information. (CVE-2009-0357)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 7.10

After a standard system upgrade you need to restart Firefox to effect the
necessary changes.

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