Double free vulnerability in the WebSocket Server (res_http_websocket
module) in Asterisk Open Source 11.x before 11.14.2, 12.x before 12.7.2,
and 13.x before 13.0.2 and Certified Asterisk 11.6 before 11.6-cert9 allows
remote attackers to cause a denial of service (crash) by sending a zero
length frame after a non-zero length frame.
Upstream:released (11.14.2, 12.7.2, 13.0.2, 11.6-cert9)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was not-affected)
Ubuntu 14.04 LTS (Trusty Tahr):needed
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (1:13.1.0~dfsg-1ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (1:13.1.0~dfsg-1ubuntu1)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (1:13.1.0~dfsg-1ubuntu1)
Ubuntu 19.04 (Disco Dingo):not-affected (1:13.1.0~dfsg-1ubuntu1)
More Information

Updated: 2019-01-14 21:16:19 UTC (commit 51f9b73af244ba86b9321e46e526586c25a8e060)