Several security issues were fixed in Thunderbird.
Jesse Ruderman, Mats Palmgren, Byron Campen, and Steve Fink discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, 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 Thunderbird. (CVE-2015-2708)
18 May 2015
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in Thunderbird.
Jesse Ruderman, Mats Palmgren, Byron Campen, and Steve Fink discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, 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 Thunderbird. (CVE-2015-2708)
Atte Kettunen discovered a buffer overflow during the rendering of SVG content with certain CSS properties in some circumstances. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Thunderbird. (CVE-2015-2710)
Scott Bell discovered a use-afer-free during the processing of text when vertical text is enabled. 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 privileges of the user invoking Thunderbird. (CVE-2015-2713)
Ucha Gobejishvili discovered a buffer overflow when parsing compressed XML content. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Thunderbird. (CVE-2015-2716)
The problem can be corrected by updating your system to the following package versions:
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.