void/amneziawg-go
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fix out of range crash

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This commit is contained in:
Mark Puha 2023-09-19 16:20:40 +02:00
parent dda3a71aec
commit 78b47a89a8
1 changed files with 2 additions and 1 deletions
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3
device/receive.go
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@ -141,10 +141,11 @@ func (device *Device) RoutineReceiveIncoming(
junkSize := msgTypeToJunkSize[assumedMsgType] junkSize := msgTypeToJunkSize[assumedMsgType]
// transport size can align with other header types; // transport size can align with other header types;
// making sure we have the right msgType // making sure we have the right msgType
msgType = binary.LittleEndian.Uint32(packet[junkSize:4]) msgType = binary.LittleEndian.Uint32(packet[junkSize:junkSize+4])
if msgType == assumedMsgType { if msgType == assumedMsgType {
packet = packet[junkSize:] packet = packet[junkSize:]
} else { } else {
device.log.Verbosef("Transport packet lined up with another msg type")
msgType = binary.LittleEndian.Uint32(packet[:4]) msgType = binary.LittleEndian.Uint32(packet[:4])
} }
} else { } else {