USN-2557-1: Firefox vulnerability
Ubuntu Security Notice USN-2557-1
7th April, 2015
firefox vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
Firefox could be made to bypass SSL certificate verification.
Software description
- firefox - Mozilla Open Source web browser
Details
Muneaki Nishimura discovered a flaw in Mozilla's HTTP Alternative Services
implementation which meant SSL certificate verification could be bypassed
in some circumstances. A remote attacker could potentially exploit this to
conduct a man in the middle attack. (CVE-2015-0799)
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 14.10:
- firefox 37.0.1+build1-0ubuntu0.14.10.1
- Ubuntu 14.04 LTS:
- firefox 37.0.1+build1-0ubuntu0.14.04.1
- Ubuntu 12.04 LTS:
- firefox 37.0.1+build1-0ubuntu0.12.04.1
To update your system, please follow these instructions: http://ift.tt/17VXqjU.
After a standard system update you need to restart Firefox to make
all the necessary changes.
References
from Ubuntu Security Notices http://ift.tt/1aFgGqs