[USN-4165-2] Firefox regressions

-----BEGIN PGP SIGNATURE-----

iQEzBAEBCgAdFiEERN//5MGgCOgyKeIFYR+97NWUbg8FAl3CE90ACgkQYR+97NWU
bg9T8gf9G95PM2ISl1bPhIeJCdMdcszLRzGjDP1+4E2x/E9mkz95jXfBnz+jQT/C
pe6VSL2J2nPKgwox7bYBwIyTW0wTf/RvSpfsh0AQptMMPlMiiLW15FbakQQnFLBa
QvCjwCD6p8HYKEDBJHiK1LGRPgMyUfAZKUGIYJn5D3SLuVDe2B5vhUlTK4k9vorx
wW5s8W0fvS0t88N5BjipbszVbAPzWN8JXY3utSSSlqP/xAGz4CDXEHFPm3f97T5K
tFiOvgGUhLw0Ent931sGamlpFUSmHNBopKiDLo6IkPLWQAAMIb2XU9jGczQ98+4L
2SftBpNXEPiHNJ4/v5ZeiizZ8L6aFQ==
=XLIE
-----END PGP SIGNATURE-----
==========================================================================
Ubuntu Security Notice USN-4165-2
November 05, 2019

firefox regressions
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.10
- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

USN-4165-1 caused some minor regressions in Firefox.

Software Description:
- firefox: Mozilla Open Source web browser

Details:

USN-4165-1 fixed vulnerabilities in Firefox. The update introduced various
minor regressions. This update fixes the problems.

We apologize for the inconvenience.

Original advisory 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, bypass security
restrictions, bypass same-origin restrictions, conduct cross-site
scripting (XSS) attacks, bypass content security policy (CSP) protections,
or execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 19.10:
firefox 70.0.1+build1-0ubuntu0.19.10.1

Ubuntu 19.04:
firefox 70.0.1+build1-0ubuntu0.19.04.1

Ubuntu 18.04 LTS:
firefox 70.0.1+build1-0ubuntu0.18.04.1

Ubuntu 16.04 LTS:
firefox 70.0.1+build1-0ubuntu0.16.04.1

After a standard system update you need to restart Firefox to make
all the necessary changes.

References:
https://usn.ubuntu.com/4165-2
https://usn.ubuntu.com/4165-1
https://launchpad.net/bugs/1851445

Package Information:

https://launchpad.net/ubuntu/+source/firefox/70.0.1+build1-0ubuntu0.19.10.1

https://launchpad.net/ubuntu/+source/firefox/70.0.1+build1-0ubuntu0.19.04.1

https://launchpad.net/ubuntu/+source/firefox/70.0.1+build1-0ubuntu0.18.04.1

https://launchpad.net/ubuntu/+source/firefox/70.0.1+build1-0ubuntu0.16.04.1