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Merge pull request #3386 from tekk/fix/channel-data-payload-bound

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fix(companion): gate CMD_SEND_CHANNEL_DATA payload on MAX_GROUP_DATA_LENGTH
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ripplebiz authored and GitHub committed 2026-09-11 13:57:00 +10:00
2 parents 1751783931 0a82fcd20d
commit 5c63e06a00
1 file changed
+2 -2
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examples/companion_radio/MyMesh.cpp
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@@ -1270,8 +1270,8 @@ void MyMesh::handleCmdFrame(size_t len) {
writeErrFrame(ERR_CODE_NOT_FOUND); // bad channel_idx
} else if (data_type == DATA_TYPE_RESERVED) {
writeErrFrame(ERR_CODE_ILLEGAL_ARG);
} else if (payload_len > MAX_CHANNEL_DATA_LENGTH) {
MESH_DEBUG_PRINTLN("CMD_SEND_CHANNEL_DATA payload too long: %d > %d", payload_len, MAX_CHANNEL_DATA_LENGTH);
} else if (payload_len > MAX_GROUP_DATA_LENGTH) {
MESH_DEBUG_PRINTLN("CMD_SEND_CHANNEL_DATA payload too long: %d > %d", payload_len, MAX_GROUP_DATA_LENGTH);
writeErrFrame(ERR_CODE_ILLEGAL_ARG);
} else if (sendGroupData(channel.channel, path, path_len, data_type, payload, payload_len)) {
writeOKFrame();