The nsHtml5TreeBuilder::resetTheInsertionMode function in the HTML5
Tree Builder in Mozilla Firefox before 24.0, Thunderbird before 24.0,
and SeaMonkey before 2.21 does not properly maintain the state of the
insertion-mode stack for template elements, which allows remote
attackers to execute arbitrary code or cause a denial of service
(heap-based buffer over-read) by triggering use of this stack in its
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the CVE-ID was allocated or reserved, and does not
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discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
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