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check request ordering

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This commit is contained in:
Sina Mahmoodi 2025-01-09 15:56:46 +01:00
parent be52c260a9
commit a7cf628889
1 changed files with 7 additions and 0 deletions
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7
beacon/engine/types.go
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@ -265,10 +265,17 @@ func ExecutableDataToBlockNoHash(data ExecutableData, versionedHashes []common.H
var requestsHash *common.Hash var requestsHash *common.Hash
if requests != nil { if requests != nil {
var last byte
for _, req := range requests { for _, req := range requests {
// No empty requests.
if len(req) < 2 { if len(req) < 2 {
return nil, fmt.Errorf("empty request: %v", req) return nil, fmt.Errorf("empty request: %v", req)
} }
// Check that requests are ordered by their type.
if req[0] < last {
return nil, fmt.Errorf("invalid request order: %v", req)
}
} }
h := types.CalcRequestsHash(requests) h := types.CalcRequestsHash(requests)
requestsHash = &h requestsHash = &h