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错误数据有可能导致死循环 (#1225)

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hong
2020-07-29 07:13:57 +08:00
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parent c749b13010
commit 950389599d
1 changed files with 3 additions and 0 deletions
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3
lualib-src/lua-mongo.c
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@@ -246,6 +246,9 @@ op_reply(lua_State *L) {
lua_rawseti(L, 2, i); lua_rawseti(L, 2, i);
int32_t doc_len = get_length((document)doc); int32_t doc_len = get_length((document)doc);
if (doc_len <= 0) {
return luaL_error(L, "Invalid result bson document");
}
doc += doc_len; doc += doc_len;
sz -= doc_len; sz -= doc_len;