logos-messaging/go-multiaddr
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fix zone validator

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(bug caught by fuzzer)
This commit is contained in:
Steven Allen 2018-10-18 10:35:11 +01:00
parent 877fe6538c
commit faf8963c9a
1 changed files with 3 additions and 0 deletions
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3
transcoders.go
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@ -73,6 +73,9 @@ func ip6zoneBtS(b []byte) (string, error) {
} }
func ip6zoneVal(b []byte) error { func ip6zoneVal(b []byte) error {
if len(b) == 0 {
return fmt.Errorf("invalid length (should be > 0)")
}
// Not supported as this would break multiaddrs. // Not supported as this would break multiaddrs.
if bytes.IndexByte(b, '/') >= 0 { if bytes.IndexByte(b, '/') >= 0 {
return fmt.Errorf("IPv6 zone ID contains '/': %s", string(b)) return fmt.Errorf("IPv6 zone ID contains '/': %s", string(b))