Istio before 1.2.2 mishandles certain access tokens, leading to Epoch 0 terminated with an error in Envoy. This is related to a jwt_authenticator.cc segmentation fault.
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Istio | Istio | * | 1.2.2 (excluding) |