CVE-2024-41434: Uncontrolled Resource Consumption

PingCAP TiDB v8.1.0 was discovered to contain a buffer overflow via the component Column.GetDecimal. This allows attackers to cause a Denial of Service DoS via a crafted input to the 'RemoveUnnecessaryFirstRow', it will check the expression between 'Agg' and 'GroupBy', but does not check the retu...