archives/snowflake
2
0
Fork 0
mirror of https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake.git synced 2025-10-14 05:11:19 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

reject message with 2047 bytes to reserve higher bits

Browse source
This commit is contained in:
Shelikhoo 2025-02-04 11:19:44 +00:00
parent 94eddc6391
commit 182fb83d98
No known key found for this signature in database
GPG key ID: 4C9764E9FE80A3DC
1 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
common/packetpadding/container.go
View file

@ -40,6 +40,9 @@ func (c packetPaddingContainer) Unpack(wrappedData_OWNERSHIP_RELINQUISHED []byte
} }
dataLen := int(binary.BigEndian.Uint16(wrappedData_OWNERSHIP_RELINQUISHED[dataLength-2:])) dataLen := int(binary.BigEndian.Uint16(wrappedData_OWNERSHIP_RELINQUISHED[dataLength-2:]))
if dataLen > 2047 {
return nil, 0
}
paddingLength := dataLength - dataLen - 2 paddingLength := dataLength - dataLen - 2
if paddingLength < 0 { if paddingLength < 0 {
return nil, paddingLength return nil, paddingLength