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Ubuntu 19.10/18.04: 4278-1 Critical Firefox Crash Threat

Firefox could be made to crash or run programs as your login if it opened a malicious website.. =========================================================================Ubuntu Security Notice USN-4278-1 February 13, 2020 firefox vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.10 - Ubuntu 18.04 LTS Summary: Firefox could be made to crash or run programs as your login if it opened a malicious website. Software Description: - firefox: Mozilla Open Source web browser Details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, conduct cross-site scripting (XSS) attacks, or execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10: firefox 73.0+build3-0ubuntu0.19.10.1 Ubuntu 18.04 LTS: firefox 73.0+build3-0ubuntu0.18.04.1 After a standard system update you need to restart Firefox to make all the necessary changes. References: https://ubuntu.com/security/notices/USN-4278-1 CVE-2020-6796, CVE-2020-6798, CVE-2020-6800, CVE-2020-6801 Package Information: https://launchpad.net/ubuntu/+source/firefox/73.0+build3-0ubuntu0.19.10.1 https://launchpad.net/ubuntu/+source/firefox/73.0+build3-0ubuntu0.18.04.1 . Multiple security flaws identified in Firefox could lead to crashes or unauthorized code execution via malicious websites. Ubuntu users are recommended to apply the update.. firefox vulnerabilities, ubuntu 19.10, ubuntu 18.04, security advisory, browser security. . Severity: Critical. LinuxSecurity.com Team

Feb 13, 2020 •Critical Ubuntu