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check frame size for status new

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Darien Raymond 2018-11-14 22:55:33 +01:00
parent 6c7dcc35ab
commit 7560a99d7b
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1 changed files with 3 additions and 0 deletions
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3
common/mux/frame.go
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@ -120,6 +120,9 @@ func (f *FrameMetadata) UnmarshalFromBuffer(b *buf.Buffer) error {
f.Target.Network = net.Network_Unknown f.Target.Network = net.Network_Unknown
if f.SessionStatus == SessionStatusNew { if f.SessionStatus == SessionStatusNew {
if b.Len() < 8 {
return newError("insufficient buffer: ", b.Len())
}
network := TargetNetwork(b.Byte(4)) network := TargetNetwork(b.Byte(4))
b.Advance(5) b.Advance(5)