[USN-5411-1] Firefox vulnerabilities

========================================================================== Ubuntu Security Notice USN-5411-1 May 11, 2022
firefox vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 21.10 – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS
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
Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the browser UI, bypass permission prompts, obtain sensitive information, bypass security restrictions, or execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 21.10: firefox 100.0+build2-0ubuntu0.21.10.1
Ubuntu 20.04 LTS: firefox 100.0+build2-0ubuntu0.20.04.1
Ubuntu 18.04 LTS: firefox 100.0+build2-0ubuntu0.18.04.1
After a standard system update you need to restart Firefox to make all the necessary changes.
References: ubuntu.com/security/notices/USN-5411-1 CVE-2022-29909, CVE-2022-29911, CVE-2022-29912, CVE-2022-29914, CVE-2022-29915, CVE-2022-29916, CVE-2022-29917, CVE-2022-29918
Package Information: launchpad.net/ubuntu/+source/firefox/100.0+build2-0ubuntu0.21.10.1 launchpad.net/ubuntu/+source/firefox/100.0+build2-0ubuntu0.20.04.1 launchpad.net/ubuntu/+source/firefox/100.0+build2-0ubuntu0.18.04.1