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Cisco IPv6 Denial of Service Vulnerability

Cisco has identified a vulnerability that could allow an unauthenticated, remote attacker to cause a denial of service condition. The vulnerability is due to improper processing of malformed IPv6 packets carrying extension headers. Cisco Network Convergence System 6000 (NCS 6000) and Cisco Carrier Routing System X (CRS-X) running an affected version of Cisco IOS XR Software are affected by this vulnerability.

Samba Remote Code Execution Vulnerability

Linux and Unix based operating systems employing Samba versions 3.5.0 through 4.2.0rc4 contain a vulnerability in the Server Message Block daemon (smbd). Exploitation of this vulnerability may allow a remote attacker to take control of an affected system.

Mozilla Releases Security Updates for Firefox, Firefox ESR, and Thunderbird

The Mozilla Foundation has released security updates to address multiple vulnerabilities in Firefox, Firefox ESR, and Thunderbird. Exploitation of these vulnerabilities may allow a remote attacker to obtain sensitive information or execute arbitrary code on an affected system.

Updates available include:

Technical Alerts

Alerts

Timely information about current security issues, vulnerabilities, and exploits.

Bulletins

Bulletins

Weekly summaries of new vulnerabilities along with patch information when available.

Tips

Tips

Advice and best practices about common security issues for the general public.

Security Publications

Technical Documents

In-depth articles that provide advice and summarize a variety of internet security topics.

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