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Alerts This Week
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Ubuntu: 2150-1 moderate: Firefox Memory Safety Exploits

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Calendar Grey March 18, 2014
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Alert Bulletin USN-2150-1 outlines various vulnerabilities in Firefox that may lead to browser instability or allow for illegal operations to be performed.
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:

Benoit Jacob, Olli Pettay, Jan Varga, Jan de Mooij, Jesse Ruderman, Dan

Gohman, Christoph Diehl, Gregor Wagner, Gary Kwong, Luke Wagner, Rob

Fletcher and Makoto Kato discovered multiple memory safety issues 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

via application crash, or execute arbitrary code with the privileges of

the user invoking Firefox. (CVE-2014-1493, CVE-2014-1494)

Atte Kettunen discovered an out-of-bounds read during WAV file decoding.

An attacker could potentially exploit this to cause a denial of service

via application crash. (CVE-2014-1497)

David Keeler discovered that crypto.generateCRFMRequest did not correctly

validate all arguments. An attacker could potentially ...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory exploit DoS Ubuntu Firefox memory safety

Update Instructions

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

Ubuntu 13.10:
  firefox                         28.0+build2-0ubuntu0.13.10.1

Ubuntu 12.10:
  firefox                         28.0+build2-0ubuntu0.12.10.1

Ubuntu 12.04 LTS:
  firefox                         28.0+build2-0ubuntu0.12.04.1

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

References

https://ubuntu.com/security/notices/USN-2150-1

CVE-2014-1493, CVE-2014-1494, CVE-2014-1497, CVE-2014-1498,

CVE-2014-1499, CVE-2014-1500, CVE-2014-1502, CVE-2014-1504,

CVE-2014-1505, CVE-2014-1508, CVE-2014-1509, CVE-2014-1510,

CVE-2014-1511, CVE-2014-1512, CVE-2014-1513, CVE-2014-1514,

https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1291982

Severity
important
Lowest
Low
Medium
High
Critical

March 18, 2014

Topics%20covered

Topics Covered

security advisory exploit DoS Ubuntu Firefox memory safety

Package Information

https://launchpad.net/ubuntu/+source/firefox/28.0+build2-0ubuntu0.13.10.1
https://launchpad.net/ubuntu/+source/firefox/28.0+build2-0ubuntu0.12.10.1
https://launchpad.net/ubuntu/+source/firefox/28.0+build2-0ubuntu0.12.04.1

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