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Ubuntu Security Notice USN-2571-1
April 24, 2015
firefox vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 15.04
– Ubuntu 14.10
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
Summary:
Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Software Description:
– firefox: Mozilla Open Source web browser
Details:
Robert Kaiser discovered a use-after-free during plugin initialization in
some circumstances. If a user were tricked in to opening a specially
crafted website, an attacker could potentially exploit this to cause a
denial of service via application crash or execute arbitrary code with the
privileges of the user invoking Firefox. (CVE-2015-2706)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 15.04:
firefox 37.0.2+build1-0ubuntu0.15.04.1
Ubuntu 14.10:
firefox 37.0.2+build1-0ubuntu0.14.10.1
Ubuntu 14.04 LTS:
firefox 37.0.2+build1-0ubuntu0.14.04.1
Ubuntu 12.04 LTS:
firefox 37.0.2+build1-0ubuntu0.12.04.1
After a standard system update you need to restart Firefox to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2571-1
CVE-2015-2706
Package Information:
https://launchpad.net/ubuntu/+source/firefox/37.0.2+build1-0ubuntu0.15.04.1
https://launchpad.net/ubuntu/+source/firefox/37.0.2+build1-0ubuntu0.14.10.1
https://launchpad.net/ubuntu/+source/firefox/37.0.2+build1-0ubuntu0.14.04.1
https://launchpad.net/ubuntu/+source/firefox/37.0.2+build1-0ubuntu0.12.04.1
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