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Fix: socks address stringify buffer overflow

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This commit is contained in:
Dreamacro 2019-08-16 21:38:27 +08:00
parent 6f3a654d6c
commit 48a2013d9c
1 changed files with 3 additions and 2 deletions
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5
component/socks5/socks5.go
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@ -48,8 +48,9 @@ func (a Addr) String() string {
switch a[0] { switch a[0] {
case AtypDomainName: case AtypDomainName:
host = string(a[2 : 2+int(a[1])]) hostLen := uint16(a[1])
port = strconv.Itoa((int(a[2+int(a[1])]) << 8) | int(a[2+int(a[1])+1])) host = string(a[2 : 2+hostLen])
port = strconv.Itoa((int(a[2+hostLen]) << 8) | int(a[2+hostLen+1]))
case AtypIPv4: case AtypIPv4:
host = net.IP(a[1 : 1+net.IPv4len]).String() host = net.IP(a[1 : 1+net.IPv4len]).String()
port = strconv.Itoa((int(a[1+net.IPv4len]) << 8) | int(a[1+net.IPv4len+1])) port = strconv.Itoa((int(a[1+net.IPv4len]) << 8) | int(a[1+net.IPv4len+1]))