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| author | Sergey Elantsev <elantsev.s@yandex.ru> | 2020-12-20 18:13:10 +0300 |
|---|---|---|
| committer | Sergey Elantsev <elantsev.s@yandex.ru> | 2020-12-20 18:13:10 +0300 |
| commit | 0558066261625d0f4e7d5c118a0efd4238d24715 (patch) | |
| tree | c525c80171c1664d6f5f6cdab0eef36d3874d4ed /pkg/packet/bgp/prefix_sid.go | |
| parent | 5aa7108d85b6926eca99978a2fb0e728176aae98 (diff) | |
fixed possible crashes on parsing of bgp messages
Diffstat (limited to 'pkg/packet/bgp/prefix_sid.go')
| -rw-r--r-- | pkg/packet/bgp/prefix_sid.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/packet/bgp/prefix_sid.go b/pkg/packet/bgp/prefix_sid.go index a7983bcd..32f575ee 100644 --- a/pkg/packet/bgp/prefix_sid.go +++ b/pkg/packet/bgp/prefix_sid.go @@ -52,7 +52,7 @@ func (s *TLV) DecodeFromBytes(data []byte) ([]byte, error) { p++ s.Length = binary.BigEndian.Uint16(data[p : p+2]) - if len(data) < s.Len() { + if s.Len() < prefixSIDtlvHdrLen || len(data) < s.Len() { return nil, malformedAttrListErr("decoding failed: Prefix SID TLV malformed") } |