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fix:46710222 mem access out of range

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obdev 2022-12-22 10:37:52 +00:00 committed by ob-robot
parent 53c2233c5d
commit ecc45cd728
1 changed files with 5 additions and 3 deletions
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8
deps/oblib/src/lib/json_type/ob_json_bin.cpp vendored
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@ -1650,14 +1650,16 @@ int ObJsonBin::get_free_space(size_t &space) const
uint64_t actual_size = curr_.length();
uint64_t used_size = 0;
uint8_t node_type, type, obj_size_type;
uint64_t count, obj_size, offset = 0;
parse_obj_header(curr_.ptr(), offset, node_type, type, obj_size_type, count, obj_size);
uint8_t node_type = *reinterpret_cast<const uint8_t*>(curr_.ptr());
ObJBVerType node_type_val = static_cast<ObJBVerType>(OB_JSON_TYPE_GET_INLINE(node_type));
if (ObJsonVerType::get_json_type(node_type_val) != ObJsonNodeType::J_ARRAY &&
ObJsonVerType::get_json_type(node_type_val) != ObJsonNodeType::J_OBJECT) {
space = 0;
} else {
uint8_t type, obj_size_type;
uint64_t count, obj_size, offset = 0;
parse_obj_header(curr_.ptr(), offset, node_type, type, obj_size_type, count, obj_size);
used_size = obj_size;
if (used_size > actual_size) {
ret = OB_ERR_INTERVAL_INVALID;