USN-3023-1: Thunderbird vulnerabilities
Ubuntu Security Notice USN-3023-1
18th July, 2016
thunderbird vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 16.04 LTS
- Ubuntu 15.10
- 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
It was discovered that NSPR incorrectly handled memory allocation. 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. (CVE-2016-1951)
Christian Holler, Gary Kwong, Jesse Ruderman, Tyson Smith, Timothy Nikkel,
Sylvestre Ledru, Julian Seward, Olli Pettay, and Karl Tomlinson,
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. (CVE-2016-2818)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 16.04 LTS:
-
thunderbird
1:45.2.0+build1-0ubuntu0.16.04.1
- Ubuntu 15.10:
-
thunderbird
1:45.2.0+build1-0ubuntu0.15.10.1
- Ubuntu 14.04 LTS:
-
thunderbird
1:45.2.0+build1-0ubuntu0.14.04.3
- Ubuntu 12.04 LTS:
-
thunderbird
1:45.2.0+build1-0ubuntu0.12.04.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart Thunderbird to make
all the necessary changes.
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