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Ubuntu Security Notice USN-2712-1

Posted on 26 August 2015
Source : packetstormsecurity.org Link

 

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Ubuntu Security Notice USN-2712-1
August 25, 2015

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

- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

Several security issues were fixed in Thunderbird.

Software Description:
- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

Gary Kwong, Christian Holler, and Byron Campen discovered multiple memory
safety issues in Thunderbird. If a user were tricked in to opening a
specially crafted message, an attacker could potentially exploit these to
cause a denial of service via application crash, or execute arbitrary code
with the privileges ofthe user invoking Thunderbird. (CVE-2015-4473)

Ronald Crane reported 3 security issues. If a user were tricked in to
opening a specially crafted message, an attacker could potentially
exploit these, in combination with another security vulnerability, to
cause a denial of service via application crash, or execute arbitrary
code with the privileges of the user invoking Thunderbird. (CVE-2015-4487,
CVE-2015-4488, CVE-2015-4489)

Gustavo Grieco discovered a heap overflow in gdk-pixbuf. If a user were
tricked in to opening a specially crafted message, an attacker could
potentially exploit this to cause a denial of service via application
crash or execute arbitrary code with the priviliges of the user invoking
Thunderbird. (CVE-2015-4491)

Update instructions:

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

Ubuntu 15.04:
thunderbird 1:38.2.0+build1-0ubuntu0.15.04.1

Ubuntu 14.04 LTS:
thunderbird 1:38.2.0+build1-0ubuntu0.14.04.1

Ubuntu 12.04 LTS:
thunderbird 1:38.2.0+build1-0ubuntu0.12.04.2

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

References:
http://www.ubuntu.com/usn/usn-2712-1
CVE-2015-4473, CVE-2015-4487, CVE-2015-4488, CVE-2015-4489,
CVE-2015-4491

Package Information:
https://launchpad.net/ubuntu/+source/thunderbird/1:38.2.0+build1-0ubuntu0.15.04.1
https://launchpad.net/ubuntu/+source/thunderbird/1:38.2.0+build1-0ubuntu0.14.04.1
https://launchpad.net/ubuntu/+source/thunderbird/1:38.2.0+build1-0ubuntu0.12.04.2

 

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