CVE-2019-11713

Name of the Vulnerable Software and Affected Versions Firefox ESR versions prior to 60.8 Firefox versions prior to 68 Thunderbird versions prior to 60.8

Description The issue is related to a use-after-free vulnerability in the implementation of the HTTP/2 network protocol. This vulnerability can be exploited by a remote attacker to cause a denial of service. The vulnerability occurs when a cached HTTP/2 stream is closed while still in use, resulting in a potentially exploitable crash.

Recommendations For Firefox ESR versions prior to 60.8, update to version 60.8 or later. For Firefox versions prior to 68, update to version 68 or later. For Thunderbird versions prior to 60.8, update to version 60.8 or later.