Implemented better testing and fixed skipepd frames

2026-07-01 16:39:34 +02:00
parent 7a326c5d78
commit 0bea41f866
46 changed files with 4358 additions and 1739 deletions
@@ -517,7 +517,11 @@ void UDPStreamerClient::DecodeSnapshot(const uint8 *payload, uint32 size,
        const bool accScalar = (publishMode == UDPS_PUBLISH_ACCUMULATE) && (ne == 1u);
        const uint32 elemsToRead = accScalar ? numSamples : ne;

-        if ((off + (elemsToRead * wireElemBytes)) > size) { return; }
+        /* HI-1: 64-bit bounds check to prevent uint32 multiply overflow */
+        uint64 bytesNeeded = static_cast<uint64>(off) +
+                             static_cast<uint64>(elemsToRead) *
+                             static_cast<uint64>(wireElemBytes);
+        if (bytesNeeded > static_cast<uint64>(size)) { return; }

        uint8 *d = dst + info.bufferOffset;