Mozilla Releases Security Updates
Date: 21 March 2017
The purpose of this advisory is to raise awareness of a vulnerability in Mozilla Firefox and Firefox ESR for which updates are now available.
Mozilla released security updates to address integer overflow vulnerability in Firefox and Firefox ESR. The severity of the issue is critical.
Firefox: versions prior to 52.0.1
Firefox ESR: versions prior to 52.0.1
CVE Reference: CVE-2017-5428
CCIRC recommends that system administrators test and deploy the vendor-released updates to affected applications accordingly.
Note to Readers
In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.
Please note, CCIRC PGP key has recently been updated.
For general information, please contact Public Safety Canada's Public Affairs division at:
Telephone: 613-944-4875 or 1-800-830-3118
- Date modified: