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Ubuntu 20.04: 4802-2 Critical: Chrome Various Vulnerabilities

ubuntu
Calendar Grey October 24, 2018
Dist Ubuntu Esm H88
Numerous Chrome problems can lead to failures or potential breaches. Ensure you update your software for optimal safety and protection.
Firefox could be made to crash or run programs as your login if it opened a malicious website.

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, bypass CSP

restrictions, spoof the protocol registration notification bar, leak

SameSite cookies, bypass mixed content warnings, or execute arbitrary

code. (CVE-2018-12388, CVE-2018-12390, CVE-2018-12392, CVE-2018-12393,

CVE-2018-12398, CVE-2018-12399, CVE-2018-12401, CVE-2018-12402,

CVE-2018-12403)

Multiple security issues were discovered with WebExtensions in Firefox.

If a user were tricked in to installing a specially crafted extension, an

attacker could potentially exploit these to bypass domain restrictions,

gain additional privileges, or run content scripts in local pages without

permission. (CV...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service arbitrary code execution firefox ubuntu webextensions cache issues

Update Instructions

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

Ubuntu 18.10:
  firefox                         63.0+build2-0ubuntu0.18.10.2

Ubuntu 18.04 LTS:
  firefox                         63.0+build2-0ubuntu0.18.04.2

Ubuntu 16.04 LTS:
  firefox                         63.0+build2-0ubuntu0.16.04.2

Ubuntu 14.04 LTS:
  firefox                         63.0+build2-0ubuntu0.14.04.2

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

References

  https://ubuntu.com/security/notices/USN-3801-1

  CVE-2018-12388, CVE-2018-12390, CVE-2018-12392, CVE-2018-12393,

  CVE-2018-12395, CVE-2018-12396, CVE-2018-12397, CVE-2018-12398,

  CVE-2018-12399, CVE-2018-12401, CVE-2018-12402, CVE-2018-12403

Severity
critical
Lowest
Low
Medium
High
Critical

October 24, 2018

Topics%20covered

Topics Covered

security advisory denial of service arbitrary code execution firefox ubuntu webextensions cache issues

Package Information

  https://launchpad.net/ubuntu/+source/firefox/63.0+build2-0ubuntu0.18.10.2
  https://launchpad.net/ubuntu/+source/firefox/63.0+build2-0ubuntu0.18.04.2
  https://launchpad.net/ubuntu/+source/firefox/63.0+build2-0ubuntu0.16.04.2
  https://launchpad.net/ubuntu/+source/firefox/63.0+build2-0ubuntu0.14.04.2

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