USN-4045-1: Thunderbird vulnerabilities

01 July 2019

Several security issues were fixed in Thunderbird.

Releases

Packages

  • thunderbird - Mozilla Open Source mail and newsgroup client

Details

A type confusion bug was discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could exploit this by causing a denial of service, or
executing arbirary code. (CVE-2019-11707)

It was discovered that a sandboxed child process could open arbitrary web
content in the parent process via the Prompt:Open IPC message. When
combined with another vulnerability, an attacker could potentially exploit
this to execute arbitrary code. (CVE-2019-11708)

Update instructions

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

Ubuntu 19.04
Ubuntu 18.10
Ubuntu 18.04
Ubuntu 16.04

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

Related notices

  • USN-4020-1: firefox-locale-cs, firefox-locale-br, firefox-locale-mai, firefox-locale-zh-hant, firefox-locale-sv, firefox-locale-xh, firefox-locale-is, firefox-locale-ur, firefox-locale-ja, firefox-locale-en, firefox-locale-bg, firefox-locale-sr, firefox-locale-ast, firefox-locale-cy, firefox-locale-be, firefox-locale-te, firefox-locale-fr, firefox-locale-ku, firefox-locale-zh-hans, firefox-locale-csb, firefox-locale-pt, firefox-locale-ar, firefox-locale-or, firefox-locale-ru, firefox-locale-tr, firefox-locale-hy, firefox-locale-hi, firefox-locale-sk, firefox-locale-lv, firefox-locale-my, firefox-locale-nn, firefox-locale-pl, firefox-locale-az, firefox-locale-ga, firefox-locale-zu, firefox-locale-et, firefox-globalmenu, firefox-locale-ko, firefox-locale-af, firefox-mozsymbols, firefox-locale-cak, firefox-locale-mk, firefox-locale-nso, firefox-locale-kk, firefox-locale-da, firefox-locale-ro, firefox-locale-fy, firefox-locale-nl, firefox-locale-ka, firefox-locale-lg, firefox-locale-eu, firefox-locale-gd, firefox-locale-si, firefox-locale-pa, firefox-locale-de, firefox-locale-oc, firefox-locale-hu, firefox-locale-sw, firefox-locale-id, firefox-locale-hr, firefox-locale-km, firefox-locale-fi, firefox-locale-bn, firefox-locale-el, firefox-locale-ta, firefox-locale-as, firefox-locale-an, firefox-locale-he, firefox-locale-th, firefox-locale-bs, firefox-testsuite, firefox-locale-es, firefox-locale-ne, firefox-locale-uk, firefox, firefox-locale-fa, firefox-locale-sl, firefox-locale-kab, firefox-locale-mn, firefox-locale-hsb, firefox-dev, firefox-locale-ml, firefox-locale-lt, firefox-locale-ia, firefox-locale-ms, firefox-locale-gn, firefox-locale-nb, firefox-locale-vi, firefox-locale-it, firefox-locale-eo, firefox-locale-gl, firefox-locale-gu, firefox-locale-mr, firefox-locale-uz, firefox-locale-kn, firefox-locale-sq, firefox-locale-ca
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