Ubuntu Security Notice USN-3155-1
13th December, 2016
firefox vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- 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
Multiple security vulnerabilities were discovered in Firefox. If a user
were tricked in to opening a specially crafted website, an attacker could
potentially exploit these to conduct cross-site scripting (XSS) attacks,
obtain sensitive information, cause a denial of service via application
crash, or execute arbitrary code. (CVE-2016-9080, CVE-2016-9893,
CVE-2016-9894, CVE-2016-9895, CVE-2016-9896, CVE-2016-9897, CVE-2016-9898,
CVE-2016-9899, CVE-2016-9900, CVE-2016-9901, CVE-2016-9902, CVE-2016-9903,
CVE-2016-9904)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 16.10:
-
firefox
50.1.0+build2-0ubuntu0.16.10.1
- Ubuntu 16.04 LTS:
-
firefox
50.1.0+build2-0ubuntu0.16.04.1
- Ubuntu 14.04 LTS:
-
firefox
50.1.0+build2-0ubuntu0.14.04.1
- Ubuntu 12.04 LTS:
-
firefox
50.1.0+build2-0ubuntu0.12.04.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart Firefox to make
all the necessary changes.