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Ubuntu 17.04: 3260-1 Critical: Firefox Remote Code Execution Threat

ubuntu
Calendar Grey April 21, 2017
Dist Ubuntu Esm H88
Serious vulnerabilities in Firefox can result in system crashes and allow for unauthorized code execution on Ubuntu platforms. Necessary updates are crucial.
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 read uninitialized memory, obtain sensitive

information, spoof the addressbar contents or other UI elements, escape

the sandbox to read local files, conduct cross-site scripting (XSS)

attacks, cause a denial of service via application crash, or execute

arbitrary code. (CVE-2017-5429, CVE-2017-5430, CVE-2017-5432,

CVE-2017-5433, CVE-2017-5434, CVE-2017-5435, CVE-2017-5436, CVE-2017-5437,

CVE-2017-5438, CVE-2017-5439, CVE-2017-5440, CVE-2017-5441, CVE-2017-5442,

CVE-2017-5443, CVE-2017-5444, CVE-2017-5445, CVE-2017-5446, CVE-2017-5447,

CVE-2017-5448, CVE-2017-5449, CVE-2017-5451, CVE-2017-5453, CVE-2017-5454,

CVE-2017-5455, CVE-2017...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory remote code execution Ubuntu critical threat Firefox

Update Instructions

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

Ubuntu 17.04:
  firefox                         53.0+build6-0ubuntu0.17.04.1

Ubuntu 16.10:
  firefox                         53.0+build6-0ubuntu0.16.10.1

Ubuntu 16.04 LTS:
  firefox                         53.0+build6-0ubuntu0.16.04.1

Ubuntu 14.04 LTS:
  firefox                         53.0+build6-0ubuntu0.14.04.1

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

References

https://ubuntu.com/security/notices/USN-3260-1

CVE-2017-5429, CVE-2017-5430, CVE-2017-5432, CVE-2017-5433,

CVE-2017-5434, CVE-2017-5435, CVE-2017-5436, CVE-2017-5437,

CVE-2017-5438, CVE-2017-5439, CVE-2017-5440, CVE-2017-5441,

CVE-2017-5442, CVE-2017-5443, CVE-2017-5444, CVE-2017-5445,

CVE-2017-5446, CVE-2017-5447, CVE-2017-5448, CVE-2017-5449,

CVE-2017-5451, CVE-2017-5453, CVE-2017-5454, CVE-2017-5455,

CVE-2017-5456, CVE-2017-5458, CVE-2017-5459, CVE-2017-5460,

CVE-2017-5461, CVE-2017-5462, CVE-2017-5464, CVE-2017-5465,

CVE-2017-5466, CVE-2017-5467, CVE-2017-5468, CVE-2017-5469

Severity
critical
Lowest
Low
Medium
High
Critical

April 21, 2017

Topics%20covered

Topics Covered

security advisory remote code execution Ubuntu critical threat Firefox

Package Information

https://launchpad.net/ubuntu/+source/firefox/53.0+build6-0ubuntu0.17.04.1
https://launchpad.net/ubuntu/+source/firefox/53.0+build6-0ubuntu0.16.10.1
https://launchpad.net/ubuntu/+source/firefox/53.0+build6-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/firefox/53.0+build6-0ubuntu0.14.04.1

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