forks/go-ethereum
1
0
Fork 1
mirror of https://github.com/ethereum/go-ethereum.git synced 2026-07-21 20:26:41 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

crypto/ecies: harden length check in Decrypt

Browse source
This commit is contained in:
Sahil-4555 2026-01-14 08:32:33 +05:30
parent b80ffe98a5
commit da5688fe53
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
crypto/ecies/ecies.go
View file

@ -290,7 +290,7 @@ func (prv *PrivateKey) Decrypt(c, s1, s2 []byte) (m []byte, err error) {
switch c[0] { switch c[0] {
case 2, 3, 4: case 2, 3, 4:
rLen = (prv.PublicKey.Curve.Params().BitSize + 7) / 4 rLen = (prv.PublicKey.Curve.Params().BitSize + 7) / 4
if len(c) < (rLen + hLen + 1) { if len(c) < (rLen + hLen + params.BlockSize) {
return nil, ErrInvalidMessage return nil, ErrInvalidMessage
} }
default: default: