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://usn.ubuntu.com/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
Read more https://packetstormsecurity.com/files/156351/USN-4278-1.txt