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Check req size , See #1481

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Cloud Wu
2021-09-30 11:24:36 +08:00
parent 0ebecb4e6d
commit 0ae839b2dd
1 changed files with 2 additions and 0 deletions
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lualib-src/lua-cluster.c
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@@ -366,6 +366,8 @@ lunpackrequest(lua_State *L) {
msg = luaL_checklstring(L,1,&ssz);
sz = (int)ssz;
}
if (sz == 0)
return luaL_error(L, "Invalid req package. size == 0");
switch (msg[0]) {
case 0:
return unpackreq_number(L, (const uint8_t *)msg, sz);