Microsoft Critical Security Bulletins Summary for June 2015

Number: AV15-050
Date: 9 June 2015


The purpose of this advisory is to bring attention to the monthly Microsoft Security Bulletin Summary for June 2015.


The summary covers 8 bulletins (2 Critical and 6 Important), which addresses multiple vulnerabilities in Microsoft Windows, Internet Explorer, Office, SharePoint, Web Apps, Active Directory and .NET framework.

*** Critical ***
MS15-056: Cumulative Security Update for Internet Explorer (3058515)
MS15-057: Vulnerability in Windows Media Player Could Allow Remote Code Execution (3033890)

*** Important ***
MS15-059: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3064949)
MS15-060: Vulnerability in Microsoft Common Controls Could Allow Remote Code Execution (3059317)
MS15-061: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (3057839)
MS15-062: Vulnerability in Active Directory Federation Services Could Allow Elevation of Privilege (3062577)
MS15-063: Vulnerability in Windows Kernel Could Allow Elevation of Privilege (3063858)
MS15-064: Vulnerabilities in Microsoft Exchange Server Could Allow Elevation of Privilege (3062157)

Suggested action

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
Fax: 613-998-9589

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