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Ubuntu Security Notice USN-4165-1
October 23, 2019
firefox vulnerabilities
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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:
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 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+build2-0ubuntu0.19.10.1
Ubuntu 19.04:
firefox 70.0+build2-0ubuntu0.19.04.1
Ubuntu 18.04 LTS:
firefox 70.0+build2-0ubuntu0.18.04.1
Ubuntu 16.04 LTS:
firefox 70.0+build2-0ubuntu0.16.04.1
After a standard system update you need to restart Firefox to make
all the necessary changes.
References:
https://usn.ubuntu.com/4165-1
CVE-2018-6156, CVE-2019-11757, CVE-2019-11759, CVE-2019-11760,
CVE-2019-11761, CVE-2019-11762, CVE-2019-11763, CVE-2019-11764,
CVE-2019-11765, CVE-2019-15903, CVE-2019-17000, CVE-2019-17001,
CVE-2019-17002
Package Information:
https://launchpad.net/ubuntu/+source/firefox/70.0+build2-0ubuntu0.19.10.1
https://launchpad.net/ubuntu/+source/firefox/70.0+build2-0ubuntu0.19.04.1
https://launchpad.net/ubuntu/+source/firefox/70.0+build2-0ubuntu0.18.04.1
https://launchpad.net/ubuntu/+source/firefox/70.0+build2-0ubuntu0.16.04.1
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