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Unverified Commit 113ff3bb authored by juanvallejo's avatar juanvallejo
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check for negative index values

parent 07449649
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Showing with 2 additions and 2 deletions
staging/src/k8s.io/client-go/util/jsonpath/jsonpath.go
View file @ 113ff3bb
...@@ -259,10 +259,10 @@ func (j *JSONPath) evalArray(input []reflect.Value, node *ArrayNode) ([]reflect. ...@@ -259,10 +259,10 @@ func (j *JSONPath) evalArray(input []reflect.Value, node *ArrayNode) ([]reflect.
sliceLength := value.Len() sliceLength := value.Len()
if params[1].Value != params[0].Value { // if you're requesting zero elements, allow it through. if params[1].Value != params[0].Value { // if you're requesting zero elements, allow it through.
if params[0].Value >= sliceLength { if params[0].Value >= sliceLength || params[0].Value < 0 {
return input, fmt.Errorf("array index out of bounds: index %d, length %d", params[0].Value, sliceLength) return input, fmt.Errorf("array index out of bounds: index %d, length %d", params[0].Value, sliceLength)
} }
if params[1].Value > sliceLength { if params[1].Value > sliceLength || params[1].Value < 0 {
return input, fmt.Errorf("array index out of bounds: index %d, length %d", params[1].Value-1, sliceLength) return input, fmt.Errorf("array index out of bounds: index %d, length %d", params[1].Value-1, sliceLength)
} }
} }
......
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