Affected: Mozilla Firefox ESR, Mozilla Thunderbird

A potentially exploitable crash in "EnumerateSubDocuments" while adding or removing sub-documents. This vulnerability affects Firefox ESR < 45.6 and Thunderbird < 45.6.

Affected: Ubuntu:14.04:LTS: thunderbird, Ubuntu:16.04:LTS: thunderbird

Multiple memory safety issues were discovered 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-2016-9893, CVE-2017-5373)

Andrew Krasichkov discovered that event handlers on <marquee> elements were executed despite a Content Security Policy (CSP) that disallowed inline JavaScript. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit this to conduct cross-site scripting (XSS) attacks. (CVE-2016-9895)

A memory corruption issue was discovered in WebGL in some circumstances. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. (CVE-2016-9897)

A use-after-free was discovered when manipulating DOM subtrees in the Editor. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. (CVE-2016-9898)

A use-after-free was discovered when manipulating DOM events and audio elements. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit this to cause a denial of service via application…