| Package | Affected versions | Patched versions |
|---|---|---|
| asterisk | = 11.0.0= 11.1.0= 11.10.0= 11.11.0= 11.12.0= 11.13.0= 11.14.0= 11.2.0= 11.3.0= 11.4.0= 11.5.0= 11.6.0= 11.7.0= 11.8.0= 11.9.0= 12.0.0= 12.1.0= 12.2.0= 12.3.0= 12.4.0= 12.5.0= 12.6.0= 12.7.0= 12.7.1= 13.0.0= 13.0.1 | |
| certified asterisk | = 11.6= 11.6.0 |
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.
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