The US-CERT Current Activity web page is a regularly updated summary of the most frequent, high-impact types of security incidents currently being reported to the US-CERT.

Multiple Vulnerabilities Affecting Linux, FreeBSD Kernels

The CERT Coordination Center (CERT/CC) has released information on TCP networking vulnerabilities affecting Linux and FreeBSD kernels. A remote attacker could exploit these vulnerabilities to cause a denial-of-service condition.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review CERT/CC Vulnerability Note VU#905115 for more information and refer to vendors for updates.

Microsoft Releases Outlook for Android Security Update

Microsoft has released an update to address a vulnerability in Outlook for Android. An attacker could exploit this vulnerability to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Microsoft Security Advisory and apply the necessary update. 

Mozilla Releases Security Updates for Firefox, Thunderbird

Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. An attacker could exploit these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Mozilla Security Advisories for Firefox 67.0.4 and Firefox ESR 60.7.2 and Thunderbird 60.7.2 apply the necessary updates.

ISC Releases BIND Security Updates

The Internet Systems Consortium (ISC) has released updates that address a vulnerability in versions of ISC Berkeley Internet Name Domain (BIND). A remote attacker could exploit this vulnerability to cause a denial-of-service condition.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the ISC advisory for CVE-2019-6471 and apply the necessary updates.

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products.  A remote attacker could exploit some of these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the following advisories and apply the necessary updates:

Oracle Releases Security Advisory for WebLogic

Oracle has released a security alert to address a vulnerability in WebLogic. A remote attacker could exploit this vulnerability to take control of an affected system. This vulnerability was detected in exploits in the wild.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Oracle Security Alert and apply the necessary updates.

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