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reject NEW_CONNECTION_ID frames with invalid Retire Prior To values

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This commit is contained in:
Marten Seemann
2019-08-17 11:07:38 +07:00
parent bb4cfe29cb
commit 6bcd740f56
2 changed files with 15 additions and 0 deletions
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12
internal/wire/new_connection_id_frame_test.go
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@@ -28,6 +28,18 @@ var _ = Describe("NEW_CONNECTION_ID frame", func() {
Expect(string(frame.StatelessResetToken[:])).To(Equal("deadbeefdecafbad"))
})
It("errors when the Retire Prior To value is larger than the Sequence Number", func() {
data := []byte{0x18}
data = append(data, encodeVarInt(1000)...) // sequence number
data = append(data, encodeVarInt(1001)...) // retire prior to
data = append(data, 3)
data = append(data, []byte{1, 2, 3}...)
data = append(data, []byte("deadbeefdecafbad")...) // stateless reset token
b := bytes.NewReader(data)
_, err := parseNewConnectionIDFrame(b, versionIETFFrames)
Expect(err).To(MatchError("Retire Prior To value (1001) larger than Sequence Number (1000)"))
})
It("errors when the connection ID has an invalid length", func() {
data := []byte{0x18}
data = append(data, encodeVarInt(0xdeadbeef)...) // sequence number