Fix: handle parse socks5 udp address properly (#2220)

(cherry picked from commit bec4df7b12)
This commit is contained in:
gVisor bot 2022-07-25 12:44:00 +08:00
parent 86b86c69d0
commit 97ea1e66ad
2 changed files with 6 additions and 0 deletions

View file

@ -241,6 +241,9 @@ func ReadPacket(r io.Reader, payload []byte) (net.Addr, int, error) {
return nil, 0, errors.New("remote address invalid")
}
uAddr := addr.UDPAddr()
if uAddr == nil {
return nil, 0, errors.New("parse addr error")
}
length := len(payload)
if n-headLen < length {

View file

@ -250,6 +250,9 @@ func ReadPacket(r io.Reader, payload []byte) (net.Addr, int, int, error) {
return nil, 0, 0, errors.New("read addr error")
}
uAddr := addr.UDPAddr()
if uAddr == nil {
return nil, 0, 0, errors.New("parse addr error")
}
if _, err = io.ReadFull(r, payload[:2]); err != nil {
return nil, 0, 0, errors.New("read length error")