Fix: socks address stringify buffer overflow

This commit is contained in:
gVisor bot 2019-08-16 21:38:27 +08:00
parent 5296f5bebf
commit d7cdc878ff

View file

@ -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]))