Ubuntu 17.04 USN-3321-1 Critical: Thunderbird DoS Threats

ubuntu

July 5, 2017

Several security issues were fixed in Thunderbird.

Summary

Several security issues were fixed in Thunderbird.

Software Description:

- 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 website in a browsing context,

an attacker could potentially exploit these to cause a denial of service,

read uninitialized memory, obtain sensitive information or execute

arbitrary code. (CVE-2017-5470, CVE-2017-5472,

CVE-2017-7749, CVE-2017-7750, CVE-2017-7751, CVE-2017-7752, CVE-2017-7754,

CVE-2017-7756, CVE-2017-7757, CVE-2017-7758, CVE-2017-7764)

Multiple security issues were discovered in the Graphite 2 library used

by 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, read uninitialized memory, or execute arbitrary code.

(CVE-2017-7771, CVE-2017-7772, CVE-2017-7773, CVE-2017-7774, CVE-2017-7775,

CV...

Read the Full Advisory

Topics Covered

security advisory denial of service critical Ubuntu Thunderbird

Update Instructions

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

Ubuntu 17.04:
  thunderbird                     1:52.2.1+build1-0ubuntu0.17.04.1

Ubuntu 16.10:
  thunderbird                     1:52.2.1+build1-0ubuntu0.16.10.1

Ubuntu 16.04 LTS:
  thunderbird                     1:52.2.1+build1-0ubuntu0.16.04.1

Ubuntu 14.04 LTS:
  thunderbird                     1:52.2.1+build1-0ubuntu0.14.04.1

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