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USN-3278-1: Thunderbird vulnerabilities

16 May 2017

Several security issues were fixed in Thunderbird.

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Releases

Packages

  • thunderbird - Mozilla Open Source mail and newsgroup client

Details

Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted message, an attacker could
potentially exploit these to read uninitialized memory, cause a denial of
service via application crash, or execute arbitrary code. (CVE-2017-5429,
CVE-2017-5430, CVE-2017-5436, CVE-2017-5443, CVE-2017-5444, CVE-2017-5445,
CVE-2017-5446, CVE-2017-5447, CVE-2017-5461, CVE-2017-5467)

Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to spoof the addressbar
contents, conduct cross-site scripting (XSS) attacks, cause a denial of
service via application crash, or execute arbitrary code. (CVE-2017-5432,
CVE-2017-5433, CVE-2017-5434, CVE-2017-5435, CVE-2017-5437, CVE-2017-5438,
CVE-2017-5439, CVE-2017-5440, CVE-2017-5441, CVE-2017-5442, CVE-2017-5449,
CVE-2017-5451, CVE-2017-5454, CVE-2017-5459, CVE-2017-5460, CVE-2017-5464,
CVE-2017-5465, CVE-2017-5466, CVE-2017-5469, CVE-2016-10195,
CVE-2016-10196, CVE-2016-10197)

A flaw was discovered in the DRBG number generation in NSS. If an
attacker were able to perform a machine-in-the-middle attack, this flaw
could potentially be exploited to view sensitive information.
(CVE-2017-5462)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 17.04
Ubuntu 16.10
Ubuntu 16.04
Ubuntu 14.04

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

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